Merge branch 'develop'

Fixes #54
Update README.md
Update README.md
Added email address for travis-ci notifications
add MESH_PARAMETERS for TRIANGLE_STRIP to make type="tristrips" work

fixes #79
Merge branch 'j4yk-master' into develop
Fixed timing issues in Xflow "MatchTexture" tests.
Started modularization of renderer
Moved GLContext to new module
Improved texture handling

Reduced state changes
Moved RenderTarget into module
Moved getXflowEntryWebGlData and getGLBufferFromXflowDataEntry into module

getXflowEntryWebGlData only exposed via GLContext now
Moved ProgramFactory to modules
Moved SystemNotifications to module
Moved scene to renderer module
Moved DataChangeListener, Frustum, Mesh, GLScene, Renderer and RendererFactory to renderer module
Moved all adapters to renderer-module
Moved shaders to renderer-module (as materials)
Moved drawableclosure and meshclosure to renderer-module
Removed some global dependencies from MeshClosure