Cargo works, but needs a more TLC
Merge branch 'master' into cargo

Conflicts:
	eos/saveddata/fit.py
Allow any item to be added to cargo (allows to distribute "refits" with fit)
Added available cargo to capacity tooltip and cargo volume column
Fix tooltips
Add cargo support to XML, DNA, EFT import/export
Fix issue with EFT .cfg importing
Merge branch 'cargo'