Pass strings through T() for translations

I just added the T() calls for hardcoded strings as per issue #1397
Getty image support
Merge branch 'master' of github.com:vanillaforums/Garden
Getty embed: addtl chars allowed
merge core:stage file into master.
PromotedContent module: typos
Merge branch 'hotfix/promotedModuleTypos'
Merge branch 'master' of github.com:vanillaforums/Garden
PromotedContent: typo in helper_functions
Version bump for js.
Merge branch 'master' of github.com:vanillaforums/Garden
Announce fix: array_merge renumbers numeric keys which reversed options on post form
Merge branch 'master' of github.com:vanillaforums/Garden
Fire an event for a conversation with a specific type.
Fix logic problem where embed would only embed on connect pages rather than not embed on connect pages.
Bump version to bust js cache.
Core: added check for JS library dependency in atmentions. Currently the atwho library only loads within the Vanilla application.
Module: don't fatal if not visible
Merge branch 'master' of github.com:vanillaforums/Garden
Drafts: verify ownership in editdiscussion for #1672