Added bullet spawning

Signed-off-by: actionfarsi <actionfarsi@gmail.com>
More gazebo integration (to test)

Signed-off-by: actionfarsi <actionfarsi@gmail.com>
fixed few lines
fixed bug causing inaccurate skeletons, added showSkeleton() method + minor tweaks to fof.py
Recorded new dataset, modified fof.py to more easily display multiple skeletons and paths
modified readme in data
added saveTrajectory() method to fof.py, added test path file
track predictor update
modified track_predictor.py
resolved conflicts
track the bullet in gazebo
push path results
Merge branch 'kp' of https://github.com/actionfarsi/rl-sentry into kp
modified fof.py
Merge branch 'kp' of https://github.com/actionfarsi/rl-sentry into kp
update
Merge branch 'kp' of https://github.com/actionfarsi/rl-sentry into kp
up
modified predicted_path.txt
merged files