moved many files.
updated docs to build
moved pyne/xs/tests/* to pyne/tests/xs/
moved pyne/tests/* to tests/
more updates to docs
Merge branch 'staging' into mvdocs
rm'd test file
updated nucname
fixed more sphinx warnings
updated readme
Note -> Notes
Merge pull request #181 from scopatz/mvdocs

Mvdocs
updated pyne pubs
more doc fixes
hooks to docs are done
updated stupid tabs error
added mesh tags to gallery
added v0.3 release notes
bumped up symbolic enrich
version bump