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: Dan Trifan <jimsth@gmail.com>
intelli_plug: change name to correct touchscreen driver

Signed-off-by: Paul Reioux <reioux@gmail.com>
Signed-off-by: Dan Trifan <jimsth@gmail.com>
intelliactive: change name to correct touch driver

Signed-off-by: Paul Reioux <reioux@gmail.com>
Signed-off-by: Dan Trifan <jimsth@gmail.com>