Improved support for mac osx.

Reference to libglfw dylib fixed

Improved makefiles!

Integrate master into develop branch

Also, added support for normals on models

Edited to better accomodate to multiple platforms

Added first version of OS X compilation support
Some conflicts manually resolved...

Integration from develop branch

Corrected some bugs on the way...
Automatically convert textures to POT on RPI and WEB

[models] Added DrawQuad()

Added PLATFORM_WEB support (emscripten-webgl)
[audio] Added LoadSoundFromWave()
[textures] Added LoadTextureFromImage() to replace CreateTexture()
Some TraceLogs edited...

[core] Added SetMousePosition()
[models] LoadHeightmap() - Corrected textures bug
[raymath] Functions renaming
[WEB] Prepare environment for emscripten!

This reverts commit 29d8b48503.

[core] Added SetMousePosition()
[models] LoadHeightmap() - Corrected textures bug
[raymath] Functions renaming
[WEB] Prepare environment for emscripten!

Develop branch integration

Populate master changes to develop branch

Small fixes to support the Debian/GNU Linux distro. Hopefully Ubuntu too.

Fixed WAV loading under 64-bit systems.

View CHANGELOG for description on small fixes and add-ons