Basic locking and unlocking of backpack
at least have a backpack to (un)lock
Allow opening backpacks of unconscious units
Combined the various openMenu functions into a single function with calls from the old functions to it.

Should make maintenance easier in the future for the interaction system.
Ensured the correct cancel function was called.
commy's change requests
Merge pull request #1209 from jodav/lockedBP

Lock Backpacks
fixed #1207
Merge pull request #1210 from CorruptedHeart/InteractionImprovements

Combined the various openMenu functions into a single function with call...
fixing menu freeze
fixed broken submenus exeting last compiled action
resized menu icons
<<back wasn't working
AA Titan locks ground vehicles only. Set: Topdown->0 Locktarget->0
menu tweaks, fixes
Merge pull request #1212 from ir0n1e/AGM_Disposable

AGM_Disposable