Passing up the touch start, move, end events for the user to catch. User can prevent the move event which stops the flipsnap default behaviour, allowing custom behaviour.
Suggested fixes from @pxgrid - removed the stray console.log, changed the names of fstouchend event parameters to not cause a conflict with 'new' reserved word on some platforms.
Merge pull request #19 from chr15m/events_for_transitions

Events for all flipsnap states with preventable slide transition event