Adding Fedena Library Plugin
Batch Transfer fix

Batches with no students when transfered threw an exception. Check for
empty student list added. Corresponding error messages where added to en
and ar languages.
Update from Fedena - 03 Jan 2013
Branch error fix
Merge branch 'Fedena_Update'
Deleting some legacy svn files
Locale changes
CSS changes from Fedena Update
Merge branch 'master' of https://github.com/vikarama/fedena

Conflicts:
	db/schema.rb
	log/development.log
	vendor/plugins/fedena_library/config/locales/mr.yml