Alphabetical commit
Improved MemoryPool class

It's size is now dynamic (defaulted to 1024)
Added MemoryPool::GetFreeBlocks()
Added MemoryPool::GetSize()
Tried to make it thread-safe
It supports dynamics allocations (in case where it can't allocate memory
from the pool for some reasons)
Merge branch 'master' of https://github.com/Gawaboumga/NazaraEngine into Gawaboumga-master
Fixed some of the pull request code in order to merge it
Merge branch 'Gawaboumga-master'
Added Gawaboumga to the "Thanks to" list
Updated OpenGL headers
Commited missing file (from 7dfb82)
Clarified source code
Made context creation exception-safe
Improved rendertechnique fallback (will no longer loop)
Moved skinning to algorithms
Cached skinning matrix
Added SkinningManager
Merge remote-tracking branch 'origin/RenderTechnique-Update'
Merge remote-tracking branch 'upstream/master'
Add of some mathematical functions

Plane: Getters and classic planes
Sphere: Getter
Vector2: Angle between two vectors
Vector3: Same in 3D