Also removes duplicated code between external/source/exploits/pxesploit
and external/source/pxesploit.
[Closes#63]
Squashed commit of the following:
commit 325f52527233ded1bf6506c366ec8cb9efdc2610
Author: scriptjunkie <scriptjunkie@scriptjunkie.us>
Date: Fri Dec 16 12:14:18 2011 -0600
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[update pxexploit to resolve administrators' group name rather than assume the English 'Administrators']
Also remove duplicate/old pxexploit source code from the tree.
scriptjunkie