adding string conversion for detectors and components to return its name, you can then get outputs like out[kat.pd1] or out['pd1']

2d plotting examples, probably want to wrap these plots up in a function to make it easier in future. Fixed ordering of output rows/cols in the stored matrix for 2d outputs.

(after iterating quite a bit about the format, I think this
is a good approach at automating a sequence of files,
to be continued...)

in readable form.

Fixed issues with n > 2 gratings and added a pass through test which takes a Finesse script, parses it and then outputs it again (to test input/output of component classes)

changing append to extend for adding base class attribute code. Also adding real and imag properties to the gauss_param object to reflect that it is a complex number

Added abstract class for mirror and beamSplitter classes, providing all of the shared functionality.

mirror params.