Fix orientation of containers when attached to the container holders.

The previous changes to fix rotations broke this case it seems, so
some fixes to the node directions are necessary. Note that the new
orientations are more consistent with stock parts.
Don't let colliders on the tube objects exist even for one frame.

The most easily reproducible effect is a small jump in the camera
focus location when you press Link from EVA because of the rigidbody
CoM shifting away for one frame.
Add a check to avoid handling key presses when an edit field is active.

This seems necessary for Linux.