Started removing unused keys
Removing unused default keys
Removed German unused keys
Adding missing German key
Removed unused French keys
Removing unused key
Removed unused Spanish keys
Fixed Spanish createcollabdoc keys
MY_ACCOUNT cleanup in topnavigation widget
Removing unused Dutch keys
Removing unused Russian keys
Removing unused Chinese keys
Moving question mark into NO_ACCOUNT_YET
Merge pull request #2928 from nicolaasmatthijs/i18ncleanup

Remove unused key