TRIVIAL gitignore
TRIVIAL gitignore
TRIVIAL gitignore
buildout.cfg: changed isolated python version to v2.7.5.5
TRIVIAL AfterFieldReference is always numeric
TRIVIAL implementing __eq__ and __ne__ instead of __cmp__
TRIVIAL raise NotImplementedError on numeric expression references, as it does not suppose to work
updated project files from skeleton
TRIVIAL updated checkout instructions in README.md
Finished release v0.6.21.