Merge pull request raysan5#198 from raysan5/develop

Develop branch integration

Merge pull request raysan5#137 from raysan5/develop

Integrate Develop branch

Merge pull request raysan5#88 from raysan5/develop

Develop branch integration

Merge pull request raysan5#88 from raysan5/develop

Develop branch integration

Merge pull request raysan5#28 from raysan5/develop

Integrating Develop branch

Merge pull request raysan5#28 from raysan5/develop

Integrating Develop branch

Merge pull request raysan5#16 from raysan5/develop

Integration from develop branch to master

Review build system for Android and RPI

Upload new game: Dr. Turtle & Mr. Gamera

Update to version 1.0.6

Check CHANGELOG for the list of changes in this release!