Initial commit
Use google URL when no argument is given
Add missing include paths.
Cosmetic changes :-)
Mark all required packages as REQUIRED.
Add glib to link libraries and remove uninitialized RASPBERRYPI_LIBRARIES variable.
Don't pass context attributes do eglCreateContext and fill src_rect variable before use it.
Workaround for rPi firmware bug[1].

[1] https://github.com/raspberrypi/firmware/issues/99
Add -Wall to compilation.
Fixes to get it working again.
Removed NDEBUG guard after proper fix get landed on Nix.
Adding information on how to build and run this demo.
Add console.log support on Sample for debugging

Reviewed by: Daker Fernandes Pinheiro
Merge remote-tracking branch 'rpi-nix-demo/master'
Added rpi demo (a.k.a sample).