Version of pyne which produced a working version of mesh3 for the ite…

…r sddr calculation.

Merge pull request pyne#691 from scopatz/notes

release notes

added rc to docs

Merge branch 'crbates-cython'

Merge branch 'v0.4-release'

bump enrichment symbolic to 40

fixed broken links

Updates such that docs now build cleanly

Prep for v0.1 release.

Changed version to v0.1-rc