Added filenameSuffix to sbt-js
Fixed the name for the js filenameSuffix key
Implemented less-filename-suffix
Added filenameSuffix for sass
Added JsKeys.filenameSuffix documentation
Added LessKeys.filenameSuffix documentation
Added SassKeys.filenameSuffix documentation
Updated sbt-js base test to utilize filenameSuffix
Updated sbt-less base test to utilize filenameSuffix
Updated sbt-sass base test to utilize filenameSuffix
Merge filename suffix features from Joe Barnes; add filename suffix support to sbt-mustache.
Bumped version number to 0.8-M2