Revert "enhanced Simple GPU governor" as i dont need it

This reverts commit 3e27c2f957582499afd6f4e6d7d9c304b5c3a557.
Revert "add intellidemand governor" as i dont need it

This reverts commit dce6dbffe70979855ee4d620f2c73096905e536b.
Revert "add /dev/frandom"

This reverts commit 137fbcfffb8d82ee91c94100692e8210b22638d7.
Revert "fiops and sio schedulers"

This reverts commit 32054d8a87bfdd8ebdcb6e5c3ccd5089fdcfe8e7.