MZX TODO:

~Provide cleaner exit implementation in file format loaders/filters
~Re-vamp the entirety of MZX's clipboard implementation
~Re-write find/replace code
~Pray SDL weeds out some of its bothersome minutiae (as of SDL 1.2.12 it hasn't)
~Fix MIDI implementation, possibly
~Add icon implementation
~Strip bad Robotic lines when exporting to text files (including notification noting which lines were not exported)
~AARGH MIKMOD)@#$(%^#$)^(#
~Increase portability to anything within reason
~Make the UI unaltered when in SMZX mode