ENHANCEMENT: Added composer file.

Please note I am still learning how composer works, so this may be subject to change :)
BUGFIX: Changing name in order to install as weboftalent-facebook
BUGFIX: Ensure consistent endings of tags
FIX: Remove empty field, hangover from access keys module
FIX: Facebook now requires (or rather will) an absolute image url
Merge branch 'stable30'

Conflicts:
	templates/Includes/FacebookMetadata.ss