block: row: Some good tweaks from around the forum

Conflicts:
	block/row-iosched.c
(ktoonsez)deadline: tweaks from ktmanta
This is a combination of block: deadline tweak for flash memory, block: deadline: Some good tweaks from around the forum, and deadline: Allow 0ms deadline latency, increase the read speed
https://github.com/ktoonsez/KTManta/commits/kitkat/block/deadline-iosched.c
(morfic)cpufreq: tune ondemand a la morfic's trinity ten kernel
https://bitbucket.org/morfic/trinity_ten/commits/9c6a83ded84fcf2e8590af84578b816d4efb591f