Added a User with an ability to fix robots, click detection to fix robots, fixing logic and fixing ability recharging, and a fixing level indicator (progress bar).
TODO: Robot.fix()
All astar code?
Merge remote-tracking branch 'origin/feature/RobotClass' into dev

Conflicts:
	RoboGUI/src/robotGUI/Robot.java
Fixed goal rendering and User.java
Added cute and colorful robot images
tryng to write log files
Log files working
Angles are...tricky.
A star still halts most of the time on statup.
Trying to get robots to follow paths.
need them to drive correctly first.
Fixed conflicts.
Robots follow paths to goals!
...still bad at turning
..don't know what to do once they get there
..still problems with goals on obstacles
..may still be problems with obstacle collisions
Revert "Robots follow paths to goals!"

This reverts commit 688effd0d8ff0b3b8b7f5d58a7f8c1a0f77b715f.