Revert "created bitbang app"

This reverts commit 9809d13cdd2999e22e510849e90f48689fa61a44.
Merge pull request #3 from alirie/adc

Merged ADC example
Synth: Actually use different waveforms
added joystick example
Merge pull request #4 from aergus/joystick-example

added joystick example
Added onewire example and onewire lib
Try to commit display example
try to commit apps/target.mak and examples/target.mak
try to commit apps/bitbang2/src/main.c