There is no longer any shared code between OpenGL backends (unlike EGL backends). Signed-off-by: Elias Naur <mail@eliasnaur.com>
Now that the OpenGL driver package is named "opengl", we can finally get rid of the ugly "glimpl" name. Signed-off-by: Elias Naur <mail@eliasnaur.com>
Package headless is more about rendering that windows. Move it accordingly. Signed-off-by: Elias Naur <mail@eliasnaur.com>