Bunch of new files for the wikia and FB client
UC-53 Added model class for FB connect mapping and other fixes
UC-53 Actually add new model class
UC-53 Got Connect/disconnect to work
UC-53 Several updates

* Fixed connect/disconnect
* Added more docs
* Added more i18n
UC-53 Exported wgEnableMediaGalleryExt and fixed style/lint errors
UC-53 Handle reconnecting from the Special:FacebookConnect page
UC-53 The FB connect btn now connects you automatically if you are already logged in
UC-53 Reorder methods and add docs
UC-53 Added config object to make injection easier and changes more managable.
UC-53 Handle errors better. Use the WikiaLogger for example
UC-53 Fixed bad sentance
UC-53 Reduce nesting and make logic easier to follow
UC-53 Rename this variable to have a more descriptive name
UC-53 Eliminate duplicate check of array key
UC-53 Doc, i18n and coding guidlines fixes.
UC-53 Make logic better
UC-53 Template needed to be renamed when method was renamed
UC-53 Make sure we've got a value to return
UC-53 Make sure we forward to the right template name