Fixed typo
Merge pull request #1408 from xbenjii/master

Alert typo
updated copyright year
don't crash if language file not found

@barisusakli seems like something needs footer.json, maybe it's a plugin
if its not crashing for you
if translator.addTranslation is called before translator is done loading, the loading property is never set, which crashes translator
allow for the possibility of custom post-header or pre-footer templating
last commit doesn't play well with ajaxify, need a rethink.
Revert "last commit doesn't play well with ajaxify, need a rethink."

This reverts commit f85678e9387a8038fe684f07213126f713f686ee.
action:ajaxify.contentLoaded - after #content is populated but before fade in animation - append elements to DOM at this stage.