renames getAssetList to getAssetNames, assetId to assetName, adds documentation
version bump
adds documentation to Module and Manifest
adds documentation to GruntProxy
adds documentation to GruntPlugin
adds documentation to GruntTask & GruntTaskCollection
adds documentation to AliasTask & CustomTask
changes PluginTask terminology to MultiTask to be in line with grunt's own terminology
adds documentation to MultiTask
fixes the roles of taskName <-> packageName in MultiTask
adds documentation to MultiTaskCollection
refactors & documents GruntConfig
fixes documentation in preparation for JsDoc
fixes manifest usage in readme