Merge pull request #190 from kruland2607/master

Updated AT F44, G74, J170 and GR O2700 thrustcurves.
Fixed an OpenGL error; just a stopgap it seems.
Merge pull request #191 from CarVac/master

Fixed an OpenGL error; just a stopgap it seems.
Changes for 14.03 Release.
Prepare for dev release.
Fix selection bug in motor selection panel.  The app threw NPE when
trying to reuse the dialog.