Verb optimization

The examine, pull, and point verbs now below to the mob instead of all atoms. Based on discussion here: http://www.byond.com/forum/?post=1326139&page=2#comment8198716
The new examinate-verb is also responsible for blindness/unconscious checks, meaning it's no longer necessary to re-add these checks in every examine()-proc one consider it necessary

As a bonus ghosts can now point. Ghost pointing is normally only visible to other ghosts, unless the ghost in question has been made visible by cult activities. Spooky.

Commit 1 includes all the important code changes. Commit 2 is basically just updating all examine procs to use the new format.
> More importantly, the parent proc still receives the arguments even though they were not defined in the child proc. That works because by default, when no arguments are specified to ..() those that were passed to the current proc are passed to the parent.

Apparently it works even if the child proc does not share the same parameters as it's parent.