Task marked as done in TODO [coding]
GTGProjectile: Const'd all accessors
GTGProjectile: Added comments
Update script.txt
GTGProjectile: Put missing semicolon in header file
Changed %lu to %zu
TODO updated
GTGProjectile: Explicitly initialize xOffset and yOffset to 0
Implemented some changes as described in the new documentation
Merge branch 'qt_gamescene'

New refactored API moved to master
Reworked TODO and README
Makefile: Use C++11
GTG: Fixed segfault
Makefile: Added -std=c++11 and -pedantic to CFLAGS
Documented all the existing Qt code
doc-qt merged into master
GTG -> SDL
GameScene -> Qt
Removed old map hierarchy draft
GTGProjectile: Fixed typos in comment
Started implementing QtEditor