Revert "Added fsync on/off support."

This reverts commit 1cda9f4c2e7fed768b7a4d3a07692b3a24ba5820.
Revert "fs: sync: add missing return if fsync is disabled from userspace."

This reverts commit 3b3c2e57b68e7ec050ef691516d41c05564c15fc.
intelli_plug: switch to use dedicated high priority workqueue

from the shared global workqueue.  This should prevent hang ups while the
global workqueue is busy and cleaned up some logic issues.

give input boost its own workqueue

bump to version 2.2

Signed-off-by: Paul Reioux <reioux@gmail.com>
Signed-off-by: Luka Karinja <lk@varjanta.com>