Slightly more thorough update for Hoist The Sails

Upgraded to Hoist The Sails (as a tier 2 Attack sub)

Fixed discharge coil
Added depth charge ammunition rack
Improved draining

Fixed a small issue in the upper airlock

Replaced bottom coilgun with chaingun
Tweaks to electrical grid, batteries, helm

Slightly increased reactor fuel consumption rate, reduced fire/meltdown delays

Adjusted airlock motion spotters

Added discharge coil button
Added charging rate tapering for the batteries

Added transducer
Added autodocking button

Reduced the likelihood of the upper airlock to cause water sensitive items in the lower cargo unit to explode.