Merge pull request #239 from ehannum/controllers

Controller menu navigation.
Merge pull request #241 from ehannum/controllers

Fixed that scrolling bug. Closes #237
base shields move increase to 400. defenderBots fire every 900 ms as opposed to 1500 ms
color of player name based on team name
enemy base health and team info on HUD
explosions at spacestaion. temporarily change shield to 40
bigger explosion on moon base becuase moon base is rotated
Merge pull request #246 from cooperjbrandon/minorChanges

Minor changes