Revert "Add FIOPS scheduler"

This reverts commit 34f5b1c841b31f0138bb426cf713dfc853c2956c.
Added FIOPS I/O Scheduler

Conflicts:
	arch/arm/configs/cyancore_captivate_defconfig
	arch/arm/configs/cyancore_galaxys_defconfig
	arch/arm/configs/cyancore_vibrant_defconfig
	block/Kconfig.iosched
	block/Makefile
Revert "Added FIOPS I/O Scheduler"

This reverts commit e9cd109448ecf95d7a0a39f5a4b08aa61b7bb1ac.
Add FIOPS I/O scheduler
block: fiops read/write request scale
block: fiops sync/async scale
block: fiops add ioprio support
block: fiops preserve vios key for deep queue depth workload
block: fiops bias sync workload
block: fiops add some trace information