Fixed some assertion failures.

Signed-off-by: PlutoniumHeart <zhitaoli.hust@gmail.com>
Free of assertion failures one way or another in 2D environment. (Corrected or ignored)

Signed-off-by: PlutoniumHeart <zhitaoli.hust@gmail.com>
Some more assertion failures on the way into 3D environment.

Signed-off-by: PlutoniumHeart <zhitaoli.hust@gmail.com>
Fix Falcon4.AII file path not specified correctly.
Removed commented code.

Signed-off-by: PlutoniumHeart <zhitaoli.hust@gmail.com>
Coding style clean up.

Signed-off-by: PlutoniumHeart <zhitaoli.hust@gmail.com>
Some more code style modification.
Remove useless link directory
Remove unused variables
Merge branch 'feature/failed-assertion-fixes' into develop