Bugfixes and Balance Part 1

-Fixes pAI and robot Say code changes from previous commit to work with
Paracode
-Increases cooldown for pAI form changing (10 seconds to 30)
-Adds messages
-Undocumented from phase 1,  pAIs cannot drag anything anymore.
-pAIs will actually die once they get to 0% health (Regular silicons die
at -100%, pAIs are tiny and fragile.)
-pAIs cannot open windoors (Already unable to open airlocks)