relax SVN archive

The traceback on warnings in debugging mode has been suppressed as it is hindering debugging.

A few more layout improvements to the wizards.

Decreased the heights of the auto-analysis peak intensity loading wizards.

Spelling fix for wx.MAXIMIZE.

The spin viewer now starts maximised on Linux and Windows, and at a smaller size on Macs.

Reverted r13999 as this was incorrect - the description height is being set.

The command used was:
svn merge -r13999:13998 .

The height_desc class variable is now respected in the user function base class.

This will allow the description height to be changed.

Polishing of the Question message dialog.

The buttons are now of fixed width and aligned to the right, and the relax-blue version of the
dialog-warning oxygen icon is being used.

Created a relax blue version of the dialog-warning oxygen icon.

Layout improvements in a number of user function and other wizard pages.

The description heights are now used (the variable had been renamed), and the free file format
GUI element containing user function pages now use the space better and have been shortened.