Merge pull request #48 from acmetech/master

 Rename Socializer::Object to ObjectTypeBase
Merge pull request #49 from acmetech/master

Rename embeddable to activitable
use consistent quote style
change privacy_level to an integer
remove extra blank line
add english and french translations
add the enumerize gem
Merge remote-tracking branch 'upstream/master'
add enumerize and update code. validate presence of name
use enumerize