ES 2.0 extension list is equivalent to GL 2.1 extension list -- empty.
ES 2.0 extension list is equivalent to GL 2.1 extension list -- empty.

We assert that minimal OpenGL version is GL 2.1 / ES 2.0, thus
there is no need for list of extensions implemented in these versions.

ashimidashajia/magnum,MiUishadow/magnum,MiUishadow/magnum,DerThorsten/magnum,DerThorsten/magnum,MiUishadow/magnum,ashimidashajia/magnum,MiUishadow/magnum,ashimidashajia/magnum,MiUishadow/magnum,DerThorsten/magnum,DerThorsten/magnum,ashimidashajia/magnum,ashimidashajia/magnum,MiUishadow/magnum,DerThorsten/magnum