changes to day2 branch; camera, physics, etc.
added rhythm module; added sound files
added enemies + enemy movement
added updateEnemies call in rhythm
Merge branch 'day2' of https://github.com/m4b/topo-tango into day2
merged enemy with rhythm and main
cosmetic changes to rhythm source
enemy physics updated
Merge branch 'day2' of https://github.com/m4b/topo-tango into day2
plate file added; changes in main and enemy, etc.
color changes
Merge branch 'day2' of https://github.com/m4b/topo-tango into day2
added background rhythm beat with new drum sounds in sound
added new sounds; changes to rhythm again
merge with enemey
main refactored
surrounded prints in debug statements
modified appearance of grid, added basic UI, player and enemy HP, player and enemy death
finalized changes for day 2
changed tempo to .2 seconds, amazing results