New facebook_opengraph module
Squashed '3.0/modules/facebook_opengraph/' content from commit 11d5590

git-subtree-dir: 3.0/modules/facebook_opengraph
git-subtree-split: 11d5590fb6730c8510b9914040c1f03bd31c7f4d
Merge commit 'ddccf24fcb49c05b31545c826aa12bb712e02153' as '3.0/modules/facebook_opengraph'
Formatting fix
Formatting fix
Merge commit '87b62bdf4b332e87de179ebd5ba42c6d27d89b0b' into facebook_opengraph