Merge pull request #48 from amelialaundy/dev_branch

Dev branch
Merge pull request #51 from amelialaundy/dev_branch

Dev branch
renaming playerController to gameController
refactored player to look after move function
removing dead commented out code
attempting to add pusher chat
adding in pusher files, still to no avail, looking at routing options
changed player markers-now it's obvious if you're the bunny
made migration file to remove nunm_players column from game
removed all num_players references
no more pesky num_players column/field! (works fine)
got pusher chat workingggg
tidied up gamescontroller with smaller private methods
adding pusher stylisheets
tidied up rabbit and player controllers to have smaller methods
rearranging files and commented code
added bouncing powerup box asset
renamed controller file to game_controller and refactored player marker
renaming player lat to player current lat
changing snake case to camel case on move player variables