fixing README
fixing README

patriciogonzalezvivo/glslViewer,jjhoughton/glslViewer,dorald/glslViewer,patriciogonzalezvivo/glslViewer,kevindeland/glslViewer,jjhoughton/glslViewer,kevindeland/glslViewer,dorald/glslViewer,jjhoughton/glslViewer