[MAP] Nuke Op Population Scaling and Content Update

-Adds numerous items to the syndicate uplink, most of them restricted to nuke mode.
-Cleans up the adrenal implant kit, adds it as a general uplink item.
-Energy shields now reflect energy projectiles, similarly to dualsabers.

-Numerous changes to nuke op starting equipment and closets, to better support scaling and remove redundant items.


-Obliterates swords_axes_etc.dm, moves the procs contained to the actual item definitions.
-Adds a description word for items of w_class 6 (mecha equipment)

thread here: http://www.ss13.eu/phpbb/viewtopic.php?f=12&t=2082