v6.3 for KSP 0.23.5

v6.3
-Oblong round noses, short and long
-Oblong to 0.625m adapter
-Helicopter landing pads by Justin Kerbice
-Warning message on the Main Menu if you are using an incompatible KSP version
-W.I.P. turboprop engine. This will see changes to performance, sound and looks

-FSengineSounds: Implemented disengage, running, flameout sounds, fixed bugs.
-FSwing: Made leading edge action name cfg editable for use in extending flaps etc.
-FSwheel: supports altering retract animation speed in cfg
-FSslowtato: key/action group based rotator module
-FSmeshSwitch: swap meshes instead of textures for better memory conservation