jquery__event_type_pointer: Wrong event type for mouse* events

fix #534
Missed 'functions' dependency in 'events' module in deps.js file (close #532)
Merge pull request #536 from bem/issues/534@v2

jquery__event_type_pointer: Wrong event type for mouse* events
i-bem__dom: unbindFrom* methods don't work with multiple events (close #533)