important test_rst2html5slides.py improvements:
important test_rst2html5slides.py improvements:

* nosetests generators description. See http://code.google.com/p/python-nose/issues/detail?id=244#c1
* Auxiliary files are written outside an except block

wdv4758h/rst2html5slides,wdv4758h/rst2html5slides,wdv4758h/rst2html5slides