Kerbulator

Bugfixes.

• Globals:
  • Added Inf and ∞ globals to denote infinity
  • Fixed some globals that were in radians instead of degrees (e.g. θ)
• GUI features:
  • Fix function name validation in GUI
  • Fix column indicator in error messages
  • Fix missing expression error message
  • Fix behavior when running a repeating function that contains an error
  • Fix a bug where the output of the previously run function was shown
  • Fix delta-V in normal direction when placing maneuver node