Update notes for submitted changes

* Add gaussian input generator script.
* Add numberOfCores to the input generator settings.
* Add type metadata to input generator user options.
* Check that scripts are executable before trying to run them.
* Remove dead code in class definition.
* Fix bug when building dynamic input generator GUI.
* Add support for literal '1' or '0' in coord. spec.
* Add MOPAC input generator.
* Add '_' to coordinate specification character set.
* Port the Q-Chem input generator from 1.x.
* Port the GAMESS-UK input generator from 1.x.
* Fix bug passing molecule to input generator scripts.
* Port the MOLPRO input generator from 1.x.
* Add more keywords to inputgenerator.
* Use monospaced font in the input generator dialog.
* Port the TeraChem input generator from 1.x.