decreases max obstacle spawn time
increases monkey speed
removed increase monkey speed, added obstacle collision slowdown
merge from master
Fixed Game Over menu
updated some physics variables..
updated Monkey prefab
updated LevelFromFile spin speed
updated default variables
Added new custom skybox
Updated Camera in LevelFromFile scene to switch skyboxes based on level
updated Classic Mode Monkey variables
Added night skybox
changed MonkeyMouse threshold
Merge pull request #42 from jcvno/jcano/classic-mode-difficulty

jcano/classic mode difficulty
Added coconut warning graphic
merge from master
updated default physics variables
Added Back button to level selector screen
Changed coconut graphic to GUI texture