It is no longer used (it is using same scripts as Qt now),
and contains outdated resources.

Change-Id: I0576d694ef16ced49303dfc4d6075b742dbcc3b1
Reviewed-by: Iikka Eklund <iikka.eklund@qt.io>
Reviewed-by: Leena Miettinen <riitta-leena.miettinen@qt.io>
Reviewed-by: Orgad Shaneh <orgads@gmail.com>