1.6 --- Inheritance model improved to support adoption of pseudo classes and elements (see wiki) Added rule self-referencing function this() and complimentary data-* properties Added rule referencing function query() Added default value argument for variables Added hsl-adjust() and hsla-adjust() color functions Mixin and fragment arg() function can now be nested Commas are now optional when specifying arguments for most custom functions Double-colon plugin moved to core Option rewrite_import_urls now defaults to true 1.5.3 ----- Refactoring Fixed some test cases 1.5.2 ----- Resolved issue #32 csscrush::inline method now defaults to not printing a boilerplate Updated aliases file 1.5.1 ----- Extended mixins to work with abstract rules and regular rules Fixed issue with selector grouping and inheritance in combination 1.5 --- New feature: Rule inheritance / abstract rules New feature: Block nesting New feature: Mixins New feature: Fragments Abstracted IO interface Added some error reporting Added spiffing.css plugin csscrush_tag method now uses media type 'all' by default Updated alias and initial-value tables Internal refactoring Resolved issue #23 Resolved issue #24 Resolved issue #27 Resolved issue #28 Resolved issue #29 1.4.2 ----- Fixed bug with @import statement parsing Some minor under the hood changes 1.4.1 ----- Added command line application Added 'rewrite_import_urls' option - Ability to rewrite relative url references inside imported css files Added Prepend.css - Optionally prepend css to every input Fix for issue #21 Reorganized aliases file with some additions Initial-values updated Updated csscrush::string method to correctly handle import statements 1.4 --- Added initial-keyword plugin (shim for the CSS3 keyword) Added inline method (Issue #18) Added ability to escape declarations from aliasing or plugins by prefixing with tilde Added procedural style public API to mirror the static class API Deprecated @variables syntax for @define. @variables still supported Adjusted color functions to accept a space delimiter (as well as comma) in the arguments list Surpressed some benign PHP warning messages Some internal cleaning up Disabled IE6 min-height plugin by default 1.3.6 ----- Improved color functions Added a-adjust function for altering a color's opacity Deprecated hsl-adjust function (you can use nested color functions instead) Added the ability to use local versions of alias and plugin files so pull updates don't clobber local settings 1.3.5 ----- Added hook system for plugins Plugins split into seperate files Aliases and Plugins files renamed with '.ini' file extensions to be editor friendly Added opacity plugin Updated filter plugin Fixed nested custom function parsing (issue #14) 1.3.4 ----- Added output_filename option Added vendor_target option Renamed 'macros' to the more general 'plugins' and split them into their own files Removed superfluous outer containing directory (update your include paths) 1.3.3 ----- Fixed regression with absolute URL file imports (issue #12) Fixed minification bug (issue #13) 1.3.2 ----- Updated variable syntax Fixed minification bug 1.3.1 ----- Added support for svg and svgz data uris Added animation shorthand alias Added user-select alias 1.3 --- Added the public function CssCrush::string for processing raw strings of CSS Added color functions Added aliases for IE10 1.2 --- Rewritten the file importer 1.1 --- Added global variables support Added support for variable interpolation within string literals Added 'tag' method for outputting an html link tag instead of returning a filename Added values aliases, dynamic 'runtime' variables Added RGBA macro Added IE clip macro Added data uri function Minor correction to WAMP support Minor fix to rule API 1.0 --- Major refactoring Custom functions Optional boilerplate Double colon syntax shim Resolved document root issues Minification improvements 0.9 --- Initial release