CPUFREQ : pegasusq.c updated

Reverted input unit for boost_pulse value from Mhz to Khz  and restricted it to the max speed specified by the user.
Merge pull request #1 from Khaon/patch-1

Nothing particular to say
Merge pull request #7 from Khaon/kitkat

CPUFREQ : pegasusq governor corrected. Helps avoiding people to put unit in Khz  when governor requests it to be Mhz for boost_pulse value