All tests passing and fix some stability polynomial bugs.
Merge branch 'master' of https://github.com/ketch/nodepy

* 'master' of https://github.com/ketch/nodepy:
  From rk10(8).txt to rk108.txt for uniformity in loadmethod.py
  Now takes care of Curtis 10(8) and Hiroshi 12(9) methods as well
  Adding detest suite problem C5