Fixed texture with GL_DEPTH_COMPONENT internal format to use GL_UNSIGNED_INT (instead of GL_FLOAT) if hardware support it (for #252)
Fixed texture with GL_DEPTH_COMPONENT internal format to use GL_UNSIGNED_INT (instead of GL_FLOAT) if hardware support it (for #252)

ptitSeb/glshim,ptitSeb/glshim,ptitSeb/gl4es,ptitSeb/gl4es,ptitSeb/gl4es,ptitSeb/gl4es,ptitSeb/glshim,ptitSeb/glshim