Finish ScriptQueue stuff.
Merge pull request #647 from Morphan1/master

Pull Request #9001
Increment version to 0.9.4. Change method back in dList to avoid problems with super().
Fix small issues.
Tricky!
Fix NPE from retrieving a null input.
Remove this nonsense for now (It wasn't working anyway)
Re-allow delays in an IF command.

The earlier script engine changes assumed if was instant... but it was
only semi-instant... it has been restored to its semi-instant state
while allowing instant/delayed code to continue functioning as intended.
Merge pull request #648 from mcmonkey4eva/master

Pull request for the restoration of positive bugs