Simulator - Added '\\' pseudo line break
Samples/CPU-32 - Improved interrupts
Simulator - Added multiple conditions on #display, check for setting a #input
Samples/CPU-32 - Misc fixes, adding stubbed NWLS support
Samples/CPU-32 - Altered ALU element to not set input lines
Samples - Fixed setting of input lines in a shifter
Simulator - Added check for "duplicate" element instances

- NOTE: They're not really duplicate in some cases, due to abuse of
  implicit OR in elements
Samples/CPU-32 - Added overflow detection to ADD
Samples/CPU-32 - Better unit testing, bugfixes
Simulator - Fixed non-descriptive error message when assert is malformed