New task for gulp
Optimized powers
Fixed collisions with powers
More optimizations for items
Merge pull request #5 from satanas/feature/ai

Adds route recalculation, fixs final point bug and validates planted for enemy movement
Few optimizations and fixes
Merge remote-tracking branch 'origin/master'
Fixed exit in hero
Improved cleaning
Added sprite for switches and powers
Rendered sprite for items and switches. Optimized scale
Restored state
Fixed bg color for fire item
Removed cleaning from gulp
Finished HUD render
Optimized tileset
Finished HUD
Improved sprites
Optimized colors
Fixed string at the end of the game