first activity
removed redundant stuff
minor change
removing timer incase of crash
minor change in code
comments
changed timer and velocity increment
Merge remote-tracking branch 'upstream/master'
set three levels
corrected velocity
corrected velocity
update makefile.am
remove direction
Merge remote-tracking branch 'upstream/master'
lowered velocity
making classes
Merge remote-tracking branch 'upstream/master'
reducing velocity
few changes
Merge remote-tracking branch 'upstream/master'