Changes

This is a major bugfix release. System and unit test bugs in the Mac OS X application have been eliminated, the RMSD related functions for systems with old Numpy versions installed have been fixed, the system information printout when the relax path contains spaces now works, Python 3 fixes have been made throughout, problems with the last steps of the model-free auto-analysis under certain conditions have been resolved, and the [http://www.nmr-relax.com/manual/value_write.html value.write] and [http://www.nmr-relax.com/manual/value_display.html value.display] user functions no longer present a list of zero values when very small number are encountered (for example the field-strength independent Rex ''R_ex'' values from a model-free analysis). Upgrading is recommended.