* If you have several mxe-
octavebuild dirs (for e.g., stable and several development versions) it is handy to have a separate pkg subdir symlinked to from all mxe-octave build dirs. That will save a lot of downloading bandwidth.
* As of late Dec 2015, mxe-octave allows out-of-tree builds, which makes it a lot easier to build separate Octave versions with the same mxe-octave tree. (See http://hg.octave.org/mxe-octave/rev/0962acdde3be)
* To keep mxe-octave up-to-date, from time to time do: