Your IP : 127.0.0.1
# Emogrifier Change Log
All notable changes to this project will be documented in this file.
This project adheres to [Semantic Versioning](https://semver.org/).
## x.y.z
### Added
### Changed
### Deprecated
### Removed
### Fixed
## 3.1.0
### Added
- Add support for PHP 7.4
([#821](https://github.com/MyIntervals/emogrifier/pull/821),
[#829](https://github.com/MyIntervals/emogrifier/pull/829))
### Changed
- Upgrade to Symfony 5.0
([#822](https://github.com/MyIntervals/emogrifier/pull/820)
## 3.0.0
### Added
- Test and document excluding entire subtree with `addExcludedSelector()`
([#347](https://github.com/MyIntervals/emogrifier/issues/347),
[#768](https://github.com/MyIntervals/emogrifier/pull/768))
- Test that rules with `:optional` or `:required` are copied to the `<style>`
element ([#748](https://github.com/MyIntervals/emogrifier/issues/748),
[#765](https://github.com/MyIntervals/emogrifier/pull/765))
- Test that rules with `:only-of-type` are copied to the `<style>` element
([#748](https://github.com/MyIntervals/emogrifier/issues/748),
[#760](https://github.com/MyIntervals/emogrifier/pull/760))
- Support `:last-of-type`
([#748](https://github.com/MyIntervals/emogrifier/issues/748),
[#758](https://github.com/MyIntervals/emogrifier/pull/758))
- Support `:first-of-type`
([#748](https://github.com/MyIntervals/emogrifier/issues/748),
[#757](https://github.com/MyIntervals/emogrifier/pull/757))
- Support `:empty`
([#748](https://github.com/MyIntervals/emogrifier/issues/748),
[#756](https://github.com/MyIntervals/emogrifier/pull/756))
- Test that rules with `:any-link` are copied to the `<style>` element
([#748](https://github.com/MyIntervals/emogrifier/issues/748),
[#755](https://github.com/MyIntervals/emogrifier/pull/755))
- Support and test `:only-child`
([#747](https://github.com/MyIntervals/emogrifier/issues/747),
[#754](https://github.com/MyIntervals/emogrifier/pull/754))
- Support and test `:nth-last-of-type`
([#747](https://github.com/MyIntervals/emogrifier/issues/747),
[#751](https://github.com/MyIntervals/emogrifier/pull/751))
- Support and test `:nth-last-child`
([#747](https://github.com/MyIntervals/emogrifier/issues/747),
[#750](https://github.com/MyIntervals/emogrifier/pull/750))
- Support and test general sibling combinator
([#723](https://github.com/MyIntervals/emogrifier/issues/723),
[#745](https://github.com/MyIntervals/emogrifier/pull/745))
- Test universal selector with combinators
([#723](https://github.com/MyIntervals/emogrifier/issues/723),
[#743](https://github.com/MyIntervals/emogrifier/pull/743))
- Preserve `display: none` elements with `-emogrifier-keep` class
([#252](https://github.com/MyIntervals/emogrifier/issues/252),
[#737](https://github.com/MyIntervals/emogrifier/pull/737))
- Preserve valid `@import` rules
([#338](https://github.com/MyIntervals/emogrifier/issues/338),
[#334](https://github.com/MyIntervals/emogrifier/pull/334),
[#732](https://github.com/MyIntervals/emogrifier/pull/732),
[#735](https://github.com/MyIntervals/emogrifier/pull/735))
- Add `HtmlPruner::removeRedundantClassesAfterCssInlined`
([#380](https://github.com/MyIntervals/emogrifier/issues/380),
[#724](https://github.com/MyIntervals/emogrifier/pull/724))
- Check on Travis that PHP-CS-Fixer will not change anything
[#727](https://github.com/MyIntervals/emogrifier/pull/727))
- Support `:not(…)` as an entire selector
([#469](https://github.com/MyIntervals/emogrifier/issues/469),
[#725](https://github.com/MyIntervals/emogrifier/pull/725))
- Add `HtmlPruner::removeRedundantClasses`
([#380](https://github.com/MyIntervals/emogrifier/issues/380),
[#708](https://github.com/MyIntervals/emogrifier/pull/708))
- Support multiple attributes selectors
([#385](https://github.com/MyIntervals/emogrifier/issues/385),
[#721](https://github.com/MyIntervals/emogrifier/pull/721))
- Support `> :first-child` and `> :last-child` in selectors
([#384](https://github.com/MyIntervals/emogrifier/issues/384),
[#720](https://github.com/MyIntervals/emogrifier/pull/720))
- Add an `ArrayIntersector` class
([#708](https://github.com/MyIntervals/emogrifier/pull/708),
[#710](https://github.com/MyIntervals/emogrifier/pull/710))
- Add `CssInliner::getMatchingUninlinableSelectors`
([#380](https://github.com/MyIntervals/emogrifier/issues/380),
[#707](https://github.com/MyIntervals/emogrifier/pull/707))
- Add tests for `:nth-child` and `:nth-of-type`
([#71](https://github.com/MyIntervals/emogrifier/issues/71),
[#698](https://github.com/MyIntervals/emogrifier/pull/698))
### Changed
- Relax the dependency on `symfony/css-selector`
([#762](https://github.com/MyIntervals/emogrifier/pull/762))
- Rename `HtmlPruner::removeInvisibleNodes` to
`HtmlPruner::removeElementsWithDisplayNone`
([#717](https://github.com/MyIntervals/emogrifier/issues/717),
[#718](https://github.com/MyIntervals/emogrifier/pull/718))
- Mark the utility classes as internal
([#715](https://github.com/MyIntervals/emogrifier/pull/715))
- Move utility classes to the `Pelago\Emogrifier\Utilities` namespace
([#712](https://github.com/MyIntervals/emogrifier/pull/712))
- Make the `$css` parameter of the `inlineCss` method optional
([#700](https://github.com/MyIntervals/emogrifier/pull/700))
- Update the development dependencies
([#691](https://github.com/MyIntervals/emogrifier/pull/691))
### Deprecated
- Support for PHP 5.6 will be removed in Emogrifier 4.0.
- Deprecate the `Emogrifier` class
([#701](https://github.com/MyIntervals/emogrifier/pull/701))
### Removed
- Drop `enableCssToHtmlMapping` and `disableInvisibleNodeRemoval`
([#692](https://github.com/MyIntervals/emogrifier/pull/692))
- Drop support for PHP 5.5
([#690](https://github.com/MyIntervals/emogrifier/pull/690))
### Fixed
- Fix PhpStorm code inspection warnings
([#729](https://github.com/MyIntervals/emogrifier/issues/729),
[#770](https://github.com/MyIntervals/emogrifier/pull/770))
- Uppercase type combined with class or ID in selector
([#590](https://github.com/MyIntervals/emogrifier/issues/590),
[#769](https://github.com/MyIntervals/emogrifier/pull/769))
- Dynamic pseudo-class combined with static one (rules copied to `<style>`
element, [#746](https://github.com/MyIntervals/emogrifier/pull/746))
- Descendant attribute selectors (such as `html input[disabled]`)
([#375](https://github.com/MyIntervals/emogrifier/pull/375),
[#709](https://github.com/MyIntervals/emogrifier/pull/709))
- Attribute selectors with hyphen in attribute name
([#284](https://github.com/MyIntervals/emogrifier/issues/284),
[#540](https://github.com/MyIntervals/emogrifier/pull/540),
[#704](https://github.com/MyIntervals/emogrifier/pull/702))
- Attribute selectors with space, hyphen, colon, semicolon or (most) other
non-alphanumeric characters in attribute value
([#284](https://github.com/MyIntervals/emogrifier/issues/284),
[#333](https://github.com/MyIntervals/emogrifier/issues/333),
[#550](https://github.com/MyIntervals/emogrifier/issues/550),
[#540](https://github.com/MyIntervals/emogrifier/pull/540),
[#704](https://github.com/MyIntervals/emogrifier/pull/702))
- Don’t create empty `style` attributes for unparsable declarations
([#259](https://github.com/MyIntervals/emogrifier/issues/259),
[#702](https://github.com/MyIntervals/emogrifier/pull/702))
- Allow `:not(:behavioural-pseudo-class)` in selectors
([#697](https://github.com/MyIntervals/emogrifier/pull/697),
[#703](https://github.com/MyIntervals/emogrifier/pull/703))
## 2.2.0
### Added
- Add a `HtmlPruner` class
([#679](https://github.com/MyIntervals/emogrifier/pull/679))
- Add `AbstractHtmlProcessor::fromDomDocument`
([#676](https://github.com/MyIntervals/emogrifier/pull/676))
- Add `AbstractHtmlProcessor::fromHtml`
([#675](https://github.com/MyIntervals/emogrifier/pull/675))
### Changed
- Make the closures static
([#674](https://github.com/MyIntervals/emogrifier/pull/674))
- Keep `<wbr>` elements by default with `CssInliner`
([#665](https://github.com/MyIntervals/emogrifier/pull/665))
- Make the `CssInliner` inherit `AbstractHtmlProcessor`
([#660](https://github.com/MyIntervals/emogrifier/pull/660))
- Separate `CssInliner::inlineCss` and the rendering
([#654](https://github.com/MyIntervals/emogrifier/pull/654))
### Removed
- Drop the removal of unprocessable tags from `CssInliner`
([#685](https://github.com/MyIntervals/emogrifier/pull/685))
- Drop the removal of invisible nodes from `CssInliner`
([#684](https://github.com/MyIntervals/emogrifier/pull/684))
### Fixed
- Remove opening `<body>` tag from `body` content when element has attribute(s)
([#677](https://github.com/MyIntervals/emogrifier/issues/677),
[#683](https://github.com/MyIntervals/emogrifier/pull/683))
- Keep development files out of the Composer packages
([#678](https://github.com/MyIntervals/emogrifier/pull/678))
- Call all static methods statically in `CssConcatenator`
([#670](https://github.com/MyIntervals/emogrifier/pull/670))
- Support all HTML5 self-closing tags, including `<embed>`, `<source>`,
`<track>` and `<wbr>`
([#653](https://github.com/MyIntervals/emogrifier/pull/653))
- Remove all "unprocessable" (e.g. `<wbr>`) tags
([#650](https://github.com/MyIntervals/emogrifier/pull/650))
- Correct translated xpath of `:nth-child` selector
([#648](https://github.com/MyIntervals/emogrifier/pull/648))
## 2.1.1
### Changed
- Add a test that a missing document type gets added
([#641](https://github.com/MyIntervals/emogrifier/pull/641))
### Fixed
- Keep the `style` element the `head`
([#642](https://github.com/MyIntervals/emogrifier/pull/642))
## 2.1.0
### Added
- PHP 7.3 support
([#638](https://github.com/MyIntervals/emogrifier/pull/638))
- Allow PHP 7.3 in `composer.json`
- Test in Travis for PHP 7.3
- Add a `renderBodyContent()` method
([#633](https://github.com/MyIntervals/emogrifier/pull/633))
- Add a `getDomDocument()` method
([#630](https://github.com/MyIntervals/emogrifier/pull/630))
- Add a Composer script for PHP CS Fixer
([#607](https://github.com/MyIntervals/emogrifier/pull/607))
- Copy matching rules with dynamic pseudo-classes or pseudo-elements in
selectors to the style element
([#280](https://github.com/MyIntervals/emogrifier/issues/280),
[#562](https://github.com/MyIntervals/emogrifier/pull/562),
[#567](https://github.com/MyIntervals/emogrifier/pull/567))
- Add a CssToAttributeConverter
([#546](https://github.com/MyIntervals/emogrifier/pull/546))
- Expose the DOMDocument in AbstractHtmlProcessor
([#520](https://github.com/MyIntervals/emogrifier/pull/520))
- Add an HtmlNormalizer class
([#513](https://github.com/MyIntervals/emogrifier/pull/513),
[#516](https://github.com/MyIntervals/emogrifier/pull/516))
- Add a CssInliner class
([#514](https://github.com/MyIntervals/emogrifier/pull/514),
[#522](https://github.com/MyIntervals/emogrifier/pull/522))
- Composer scripts for the various CI build steps
- Validate the composer.json on Travis
([#476](https://github.com/MyIntervals/emogrifier/pull/476))
### Changed
- Mark the work-in-progress classes as `@internal`
([#640](https://github.com/MyIntervals/emogrifier/pull/640))
- Remove the unprocessable tags from the DOM, not from the raw HTML
([#627](https://github.com/MyIntervals/emogrifier/pull/627))
- Reject empty HTML in `setHtml()`
([#622](https://github.com/MyIntervals/emogrifier/pull/622))
- Stop passing the DOM document around
([#618](https://github.com/MyIntervals/emogrifier/pull/618))
- Improve performance by using explicit namespaces for PHP functions
([#573](https://github.com/MyIntervals/emogrifier/pull/573),
[#576](https://github.com/MyIntervals/emogrifier/pull/576))
- Add type hint checking to the code sniffs
([#566](https://github.com/MyIntervals/emogrifier/pull/566))
- Check the code with PHPMD
([#561](https://github.com/MyIntervals/emogrifier/pull/561))
- Add the cyclomatic complexity to the checked code sniffs
([#558](https://github.com/MyIntervals/emogrifier/pull/558))
- Use the Symfony CSS selector component
([#540](https://github.com/MyIntervals/emogrifier/pull/540))
### Deprecated
- Support for PHP 5.5 will be removed in Emogrifier 3.0.
- Support for PHP 5.6 will be removed in Emogrifier 4.0.
- The removal of invisible nodes will be removed in Emogrifier 3.0.
([#473](https://github.com/MyIntervals/emogrifier/pull/473))
- Converting CSS styles to (non-CSS) HTML attributes will be removed
in Emogrifier 3.0. Please use the new CssToAttributeConverter instead.
([#474](https://github.com/MyIntervals/emogrifier/pull/474))
- Emogrifier 3.x.y will be the last release that supports usage without
Composer (i.e., you can still require the class file).
Starting with version 4.0, Emogrifier will only work with Composer.
- The Emogrifier class will be superseded by CssInliner class in
Emogrifier 3.0. For this, the Emogrifier class will be deprecated for
version 3.0 and removed for version 4.0.
### Removed
- Drop the `@version` PHPDoc annotations
([#637](https://github.com/MyIntervals/emogrifier/pull/637))
- Drop the destructors
([#619](https://github.com/MyIntervals/emogrifier/pull/619))
### Fixed
- Add required XML PHP extension to `composer.json`
([#614](https://github.com/MyIntervals/emogrifier/pull/614))
- Add required DOM PHP extension to `composer.json`
([#595](https://github.com/MyIntervals/emogrifier/pull/595))
- Escape hyphens in regular expressions
([#588](https://github.com/MyIntervals/emogrifier/pull/588))
- Fix Travis for PHP 5.x
([#589](https://github.com/MyIntervals/emogrifier/pull/589))
- Allow CSS between empty `@media` rule and another `@media` rule
([#534](https://github.com/MyIntervals/emogrifier/pull/534))
- Allow additional whitespace in media-query-list of disallowed `@media` rules
([#532](https://github.com/MyIntervals/emogrifier/pull/532))
- Allow multiple minified `@import` rules in the CSS without error (note:
`@import`s are currently ignored,
[#527](https://github.com/MyIntervals/emogrifier/pull/527))
- Style property ordering when multiple mixed individual and shorthand
properties apply ([#511](https://github.com/MyIntervals/emogrifier/pull/511),
[#508](https://github.com/MyIntervals/emogrifier/issues/508))
- Calculation of selector precedence for selectors involving pseudo-classes
and/or attributes ([#502](https://github.com/MyIntervals/emogrifier/pull/502))
- Allow `@charset` in the CSS without error (note: its value is currently
ignored, [#507](https://github.com/MyIntervals/emogrifier/pull/507))
- Allow attribute selectors in descendants
([#506](https://github.com/MyIntervals/emogrifier/pull/506),
[#381](https://github.com/MyIntervals/emogrifier/issues/381),
[#443](https://github.com/MyIntervals/emogrifier/issues/443))
- Allow adjacent sibling CSS selector combinator in minified CSS
([#505](https://github.com/MyIntervals/emogrifier/pull/505))
- Allow CSS property values containing newlines
([#504](https://github.com/MyIntervals/emogrifier/pull/504))
## 2.0.0
### Added
- Support for CSS :not() selector
([#431](https://github.com/MyIntervals/emogrifier/pull/431))
- Automatically remove !important annotations from final inline style declarations
([#420](https://github.com/MyIntervals/emogrifier/pull/420))
- Automatically move `<style>` block from `<head>` to `<body>`
([#396](https://github.com/MyIntervals/emogrifier/pull/396))
- PHP 7.2 support ([#398](https://github.com/MyIntervals/emogrifier/pull/398))
- Allow PHP 7.2 in `composer.json`, cleaner PHP version constraint
- Test in Travis for PHP 7.2
- Debug mode. Throw debug exceptions only if debug is active.
([#392](https://github.com/MyIntervals/emogrifier/pull/392))
### Changed
- Test with latest and oldest dependencies on Travis
([#463](https://github.com/MyIntervals/emogrifier/pull/463))
- Always enable the debug mode in the tests
([#448](https://github.com/MyIntervals/emogrifier/pull/448))
- Optimize the string operations
([#430](https://github.com/MyIntervals/emogrifier/pull/430))
### Deprecated
- Support for PHP 5.5 will be removed in Emogrifier 3.0.
- Support for PHP 5.6 will be removed in Emogrifier 4.0.
### Removed
- Drop support for PHP 5.4
([#422](https://github.com/MyIntervals/emogrifier/pull/422))
- Drop support for HHVM
([#386](https://github.com/MyIntervals/emogrifier/pull/386))
### Fixed
- Handle invalid/unrecognized selectors in media query blocks
([#442](https://github.com/MyIntervals/emogrifier/pull/442))
- Throw (the correct) exception for invalid excluded selectors
([#437](https://github.com/MyIntervals/emogrifier/pull/437))
- emogrifyBody must not encode umlaut entities
([#414](https://github.com/MyIntervals/emogrifier/pull/414))
- Fix mapped HTML attribute values
([#405](https://github.com/MyIntervals/emogrifier/pull/405))
- Make sure the HTML always has a BODY element
([#410](https://github.com/MyIntervals/emogrifier/pull/410))
- Make inline style priority higher than css block priority
([#404](https://github.com/MyIntervals/emogrifier/pull/404))
- Fix media regex parsing
([#402](https://github.com/MyIntervals/emogrifier/pull/402))
- Silence purposefully ignored PHP Warnings
([#400](https://github.com/MyIntervals/emogrifier/pull/400))
## 1.2.0 (2017-03-02)
### Added
- Handling invalid xPath expression warnings
([#361](https://github.com/MyIntervals/emogrifier/pull/361))
### Deprecated
- Support for PHP 5.5 will be removed in Emogrifier 3.0.
- Support for PHP 5.4 will be removed in Emogrifier 2.0.
### Fixed
- Allow colon (`:`) and semi-colon (`;`) when using the `*=` selector
([#371](https://github.com/MyIntervals/emogrifier/pull/371))
- Ignore "auto" width and height
([#365](https://github.com/MyIntervals/emogrifier/pull/365))
## 1.1.0 (2016-09-18)
### Added
- Add support for PHP 7.1
([#342](https://github.com/MyIntervals/emogrifier/pull/342))
- Support the attr|=value selector
([#337](https://github.com/MyIntervals/emogrifier/pull/337))
- Support the attr*=value selector
([#330](https://github.com/MyIntervals/emogrifier/pull/330))
- Support the attr$=value selector
([#329](https://github.com/MyIntervals/emogrifier/pull/329))
- Support the attr^=value selector
([#324](https://github.com/MyIntervals/emogrifier/pull/324))
- Support the attr~=value selector
([#323](https://github.com/MyIntervals/emogrifier/pull/323))
- Add CSS to HTML attribute mapper
([#288](https://github.com/MyIntervals/emogrifier/pull/288))
### Changed
- Remove composer dependency from PHP mbstring extension
(Actual code dependency were removed a lot of time ago)
([#295](https://github.com/MyIntervals/emogrifier/pull/295))
### Deprecated
- Support for PHP 5.5 will be removed in Emogrifier 3.0.
- Support for PHP 5.4 will be removed in Emogrifier 2.0.
### Fixed
- Method emogrifyBodyContent() doesn't keeps utf8 umlauts
([#349](https://github.com/MyIntervals/emogrifier/pull/349))
- Ignore value with words more than one in the attribute selector
([#327](https://github.com/MyIntervals/emogrifier/pull/327))
- Ignore spaces around the > in the direct child selector
([#322](https://github.com/MyIntervals/emogrifier/pull/322))
- Ignore empty media queries
([#307](https://github.com/MyIntervals/emogrifier/pull/307))
([#237](https://github.com/MyIntervals/emogrifier/issues/237))
- Ignore pseudo-class when combined with pseudo-element
([#308](https://github.com/MyIntervals/emogrifier/pull/308))
- First-child and last-child selectors are broken
([#293](https://github.com/MyIntervals/emogrifier/pull/293))
- Second !important rule needs to overwrite the first one
([#292](https://github.com/MyIntervals/emogrifier/pull/292))
## 1.0.0 (2015-10-15)
### Added
- Add branch alias ([#231](https://github.com/MyIntervals/emogrifier/pull/231))
- Remove media queries which do not impact the document
([#217](https://github.com/MyIntervals/emogrifier/pull/217))
- Allow elements to be excluded from emogrification
([#215](https://github.com/MyIntervals/emogrifier/pull/215))
- Handle !important ([#214](https://github.com/MyIntervals/emogrifier/pull/214))
- emogrifyBodyContent() method
([#206](https://github.com/MyIntervals/emogrifier/pull/206))
- Cache combinedStyles ([#211](https://github.com/MyIntervals/emogrifier/pull/211))
- Allow user to define media types to keep
([#200](https://github.com/MyIntervals/emogrifier/pull/200))
- Ignore invalid CSS selectors
([#194](https://github.com/MyIntervals/emogrifier/pull/194))
- isRemoveDisplayNoneEnabled option
([#162](https://github.com/MyIntervals/emogrifier/pull/162))
- Allow disabling of "inline style" and "style block" parsing
([#156](https://github.com/MyIntervals/emogrifier/pull/156))
- Preserve @media if necessary
([#62](https://github.com/MyIntervals/emogrifier/pull/62))
- Add extraction of style blocks within the HTML
- Add several new pseudo-selectors (first-child, last-child, nth-child,
and nth-of-type)
### Changed
- Make HTML5 the default document type
([#245](https://github.com/MyIntervals/emogrifier/pull/245))
- Make copyCssWithMediaToStyleNode private
([#218](https://github.com/MyIntervals/emogrifier/pull/218))
- Stop encoding umlauts and dollar signs
([#170](https://github.com/MyIntervals/emogrifier/pull/170))
- Convert the classes to namespaces
([#41](https://github.com/MyIntervals/emogrifier/pull/41))
### Deprecated
- Support for PHP 5.4 will be removed in Emogrifier 2.0.
### Removed
- Drop support for PHP 5.3
([#114](https://github.com/MyIntervals/emogrifier/pull/114))
- Support for character sets other than UTF-8 was removed.
### Fixed
- Fix failing tests on Windows due to line endings
([#263](https://github.com/MyIntervals/emogrifier/pull/263))
- Parsing CSS declaration blocks
([#261](https://github.com/MyIntervals/emogrifier/pull/261))
- Fix first-child and last-child selectors
([#257](https://github.com/MyIntervals/emogrifier/pull/257))
- Fix parsing of CSS for data URIs
([#243](https://github.com/MyIntervals/emogrifier/pull/243))
- Fix multi-line media queries
([#241](https://github.com/MyIntervals/emogrifier/pull/241))
- Keep CSS media queries even if followed by CSS comments
([#201](https://github.com/MyIntervals/emogrifier/pull/201))
- Fix CSS selectors with exact attribute only
([#197](https://github.com/MyIntervals/emogrifier/pull/197))
- Properly handle UTF-8 characters and entities
([#189](https://github.com/MyIntervals/emogrifier/pull/189))
- Add mbstring extension to composer.json
([#93](https://github.com/MyIntervals/emogrifier/pull/93))
- Prevent incorrectly capitalized CSS selectors from being stripped
([#85](https://github.com/MyIntervals/emogrifier/pull/85))
- Fix CSS selectors with exact attribute only
([#197](https://github.com/MyIntervals/emogrifier/pull/197))
- Wrong selector extraction from minified CSS
([#69](https://github.com/MyIntervals/emogrifier/pull/69))
- Restore libxml error handler state after clearing
([#65](https://github.com/MyIntervals/emogrifier/pull/65))
- Ignore all warnings produced by DOMDocument::loadHTML()
([#63](https://github.com/MyIntervals/emogrifier/pull/63))
- Style tags in HTML cause an Xpath invalid query error
([#60](https://github.com/MyIntervals/emogrifier/pull/60))
- Fix PHP warnings with PHP 5.5
([#26](https://github.com/MyIntervals/emogrifier/pull/26))
- Make removal of invisible nodes operate in a case-insensitive manner
- Fix a bug that was overwriting existing inline styles from the original HTML