Attempt to fix #38

See https://github.com/ProjectSeptemberInc/gl-react/issues/38

probable race condition fixed, syncData is not executed during the draw phase

This fix livereload issues with a more robust and react-native' compliant approach
for holding contextual gl context and shaders via the bridge.

for some reason it needs to be updated in render()

Related to https://github.com/ProjectSeptemberInc/gl-react/commit/c7a937c71f7c5238a32453a6c87197119f22364b