starting to add Airlock module
added some experimental mods, might remove them
modified RT info because one of the experiments is a new antenna model
added science instruments for airlock section
experimenting with Bob's helmet texture
fixed 2nd stage by reducing KIDS vacuum from 330 to 310
fixed battery on tug service module & removed accidental duplicate section
fixed radial decoupler, curved solar panel, sci lab, KAS bays
fixed 2nd stage engine and its FX
added some more AtmosphereFromGround settings
hide two parts not being used yet
tried some action group managers but they are all buggy
updated Core and Airlock crafts, and tested Core launcher
add sci internals