Merging into Master.
Adding header guards to Juggler input files.
Updating launcher, merge makefile and scenemanager
Adding header guard to Grid.h
Wand is now tracking properly and placing cursor properly, but grid is still not being updated properly
Merging initial wand work on master.
Formatting change to Builder src file
Formatting change to Cursor src
Fixed bug with wand not allowing proper block adds to the scene. This was an issue with the integer division in the Grid class that was previously built for calculating the nearest grid point. The same calculation is now performed in the calculate_height and calculateNearestGridPoint methods.
No longer tracking files ending with ~