Now it uses CharInfo data, this way, it's better aligned with the future
RRES file format data layout for sprite font characters.

Preparing for next version... still some work left... :P

Now program is halted (OS signal call) for required amount of time every
frame, so CPU usage drops to zero, instead of using a busy wait loop.

Lighting is implemented as a raylib example now

Integrate Android build into Makefile

...instead of keep polling

Detected a VERY weird code behaviour... :(

Render wave in a render target
Implemented combo system
Removed big useless audio (fxWave)

Actually, renamed ReadTextFile() from rlgl and make it public

modified:   core.c

Added RPi Touchscreen device event reader

Function names, code formatting...

Raycast Picking Utilities

Fix vbo indices for rlglUpdateMesh

First version of custom raylib resources file format -IN DEVELOPMENT-

- Improved ImageCopy() to support compressed formats
- Renaming file-formats header structs for consistency
- Review variables naming on ImageDither() for consistency
- Improved LoadImagePro() to make a copy of data
- Preliminary support of rRES file format on LoadImage()

- Renamed WritePNG() to SavePNG() for consistency with other file
loading functions
- Renamed WriteBitmap() to SaveBMP() for consistency with other file
loading functions
- Redesigned SaveBMP() to use stb_image_write

Some work still required...

Feature NOT TESTED yet...

Removed: LoadTextureEx()
Added: LoadImagePro()