remove unnecessary whitespaces in basegfx

Change-Id: Ia97fb3895e855e9fb970b0874fc100e2b900a8b7
use empty instead of size to check if vector is empty

Change-Id: I6c90b95bdf2de441594d5d5c36f76e6aeeb74011
no need to declare the variable outside of the loop

Change-Id: I4f910494114f7dd965a75f3f9482153e0268b89c
fix new[]/delete mismatch in collada2gltf

Found by Asan.

Change-Id: Icc73e50b7f230880dda982f1c783c86aaeaa5ca2