Halve heating and damage rate of beam laser
Experiment: 1/2/3 ratio for pulse/beam/military lasers
Adjust energy usage
Adjust ratio to 1/2/4
Adjust laser settings to use just one function

NPCs now use energy for their shots
Allow customisable laser settings
Fix bug with weapon_energy property

(Property no longer applies to laser damage - creating a custom weapon
is more practical)
Merge branch 'master' into customisable-laser-properties

Conflicts:
	src/Core/Scripting/OOJSShip.m
Fix another merge conflict
Adjust name of laser removal option
Fix weapon loading from shipdata
Fix submodule status in branch
Merge pull request #112 from OoliteProject/customisable-laser-properties

Customisable laser properties