DO NOT PUSH: only run Travis Octave tests
octave: ignore generated files
octave: remove Python code from std_carray.i
octave: whitespace/indentation cleanup of octave.cxx
octave: whitespace/indentation cleanup of Lib/octave/ files
octave: use common example.mk for examples, patterned after javascript
octave: remove deprecated -global/-noglobal command-line arguments