Grunt
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Updated legacy build process to pull legacy.wee.js first and legacy.js/legacy.less last
Added new guide object and chain script feature to project.json

Base
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Added new internal shortcuts _slice, _body, _doc, _html, _legacy, and _win
Any selector engine can be set to replace the internal selector by setting WeeSelector = engine where engine is the selector engine function accepting the selector and optional context
Moved hasClass to base from DOM
Rewrote addClass more concicely

Legacy
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legacy.js is now used only for custom <IE9 rules and includes a default selector override (sizzle) for CSS 2.1+ selector support in IE8 and below
Moved previous legacy.js logic to core/legacy.wee.js

Chain
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Moved chaining functionality from DOM to separate chain.wee.js file
Added new Wee.$chain function to append additional chainable callbacks
$ can be renamed by setting WeeAlias variable to another selector string prior to including the compiled Wee script

Data
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Added foundation for additional data parsing patterns
Data-based DOM placeholders can now be parsed

DOM
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$parseHTML now properly returns sibling nodes

Testing
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Replaced trim() call in blur callback with internal $blur function for legacy handling

Other
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Various internal performance enhancements, comment updates, and bytesaving
Audit and updates to sample LESS
Prevent duplicate responsive test bar creation on breakpoint selection