* [core] REDESIGNED: Implement global context

* [rlgl] REDESIGNED: Implement global context

* Reviewed globals for Android

* Review Android globals usage

* Update Android globals

* Bump raylib version to 3.0 !!!

* [raudio] REDESIGNED: Implement global context

* [raudio] Reorder functions

* [core] Tweaks on descriptions

* Issues with SUPPORT_MOUSE_GESTURES

* [camera] Use global context

* REDESIGN: Move shapes drawing texture/rec to RLGL context

* Review some issues on standalone mode

* Update to use global context

* [GAME] Upload RE-PAIR game from GGJ2020 -WIP-

* Update game: RE-PAIR

* [utils] TRACELOG macros proposal

* Update config.h

- Preparing MP3 files support
- Jumped version to raylib 2.0-dev (too many breaking changes...)

- Removed useless templates
- Reviewed all Makefiles
- Rework some code for Android support
- Added resources to advance template

Some basic to advance templates are provided to be use as base code for
new games

This is a huge update. Check CHANGELOG for details

View CHANGELOG for a detailed list of changes

Added a Tracing/Log system
Added OGG stream music support (DOESN'T WORK)
Added Compressed textures support
* This update is probably very buggy...

Lots of changes added, check CHANGELOG for detailed description