* robot now speaks and asks for help when bumper is pressed for some time
* deleted unused old files
added monitor and recover behaviour for when the robot gets stuck to the carpet trying to rotate
Merge pull request #45 from BFALacerda/master

* robot now speaks and asks for help when bumper is pressed for some time
Waypoint recorder now subscribes to "robot_pose" topic rather then to "amcl" pose.
This causes the waypoint to be saved at the moment and place the user wants.
Thus, the waypoints can be specified more precisely.
Removed unnecessary include.
Merge pull request #46 from gestom/master

Waypoint recorder now subscribes to "robot_pose" instead of "acml_pose"
patroller with pan tilt
removing obsolete old patroller.py
removing obsolete talking_patroller.py
Refreshed code formatting
Large refactoring of code, introducing classes for all states, docstrings, python packaging for reuse
patroller_pan_tilt.py
long term patrolling with logging
waypoint recorder with pan tilt points
Removed parameters store for easier reuse, passed on battery changes through classes.
changes in the cmake file to compile the waypoint recorder with pan tilt
Added the logging part
long term patroller with data compression
Integrated datacentre logging of patrol runs.
launch file paramters for pan start/end and tilt start/end for the waypoint recorder