Fix to unitCost

Case typo in Resources.cfg - reported by PalverZ on release thread
add Modular Fuel Tanks MM-config

Add module manager config for modular fuel tanks as posted by Jasmir
(Release thread)
Merge remote-tracking branch 'upstream/master'
Hotspots not showing on Minmus #84

Threshold too high - 0.0046 shows ~220
Merge pull request #85 from bpuk/master

Cost fix, MFT MM config. Change threshold for minmus