Jango/minor improvements

[Bigjango13]

Adds a few minor things that we discussed, along with fixing a few typos and mistakes.

[nobody5050]

Oh also, following up on what lumin had suggested; making things return none instead of crashing in some instances

[Bigjango13]

Oh also, following up on what lumin had suggested; making things return none instead of crashing in some instances

I'm not sure which parts you are referring to, there are many ways to cause runtime errors.

[nobody5050]

Specifically what lumin mentioned, accessing a variable that doesn’t exist