[DOC] improve a little bit
[FORMS] all classes are available in mixins
[BUTTONS] all classes are available in mixins
[MIXINS] add doc
[BUTTONS] change color mixin to handle text color
[SCROLLBOX] add
[COMPONENTS] fix menu
[DOC] add stripe background
[POPOVER] begin refactor
[POPOVER] move variables to values.styl
[SCROLLBOX] refactor mixin
[COMPONENTS] shadow color in variable
[DOC] improve
[GRUNT] add stylus global options
[FORMS] add grunt task and fix select class for firefox hack
[GRUNT] add a components task
[HSTRAP] fix strange stylus @import folder issue
[COMPONENTS] fix strange include behavior
[GENERAL] try to clean this mess
[GIT] only ignore folders at root