Revert "vibration_control: don't create sysfs on sammy roms, as they don't use it anyway
with this commit, sysfs didn't get created at all"

This reverts commit 8c031ee4dd231b77667db779894542ea7bad9f82.
devilQ: use atleast 2 cores, if touchscreen pressed, i9300 part

Change-Id: I58012684d367c11ee3178d779442588c9571ff5e
version 0.20.2

Change-Id: I24e05beca4841c4a7d5e01991ed03f7c43011ec1