Added an option for fumigate and medispray to affect the user.

Immolator basic attacks are no longer considered explosive.

Immolator's Overwatch should no longer trigger against fire immune targets.
Smoke Canisters have increased area of effect.
reduced the 1-tile aim penalty

Fixed a bug that prevented Purifiers from dropping corpses. x.x

Added some special config options for Lago.
Fulmination now uses the canister damage array, so it can properly damage things that aren't immune to explosion damage.

-Now requires the Community Highlander (for loot stuff)
-Canister activation is no longer turn-ending without total combat/salvo.
-purifiers should now drop chemthrower upgrades with thier corpses. cerberus engineers will always use the M2 table.
-reduced proving ground time for forging upgrades in the proving ground.
-expanded fuel tanks now on by default (because they're being used in the loot tables)
-changed the Alchemist spec, no longer has total combat, has a new ability at brigadier instead.
-chemstorm now benefits from breakthroughs (altered way it's damage tag is handled)
-fixed bug with canisters being unable to damage targets immune to the chemthower's base damage type.
-canisters now do +1 damage, but do not benefit from breakthroughs.