Bumps runtime
Centralize CC state tracking.
Shifts CC3000 code to tessel_wifi.c
Cleans up #ifdefs in main.c. Centralizes interrupt decls.
Moves IPC function to runtime.
Further cleans up main.c
Creates an animation API for SysTick.
Merge pull request #8 from tessel/tcr-state

Cleans up main.c. Improves wifi code with "waiting" animation.