[BUGFIX] Improves OpenGraph Viewhelper merge capabilities, limits og:image tags to 3
[BUGFIX] PHP 5.3 compatibilities :/
[BUGFIX] Output og:image tags in reverse order for FB linter
First stab at HashStorage class.
Fixing how this is actually going to work in ExtBase land.
Need to rethink the hashing happening here.
Done with HashStorage implementation.