fixes #318

Issue seems to have been a couple small typos, things that didn't get
changes properly.
stubs for cg docs
typo
version added info
Merge pull request #320 from pastephens/master

cg doc stubs
id is a keyword
Merge pull request #324 from pysal/bf_id

id is a keyword
bisecting for single point working
- update release schedule
Merge pull request #326 from sjsrey/doc

- update release schedule
Filaments in polar coordinates
enumeration working with filaments
- fix for #328  making all p-values one-tailed
- b328 fix
- tutorial doc fixes for #328
Merge pull request #330 from pysal/b328

B328
- sphinx doctest markup fix
Merge pull request #331 from sjsrey/docfix

- sphinx doctest markup fix
Single-source shortest path notebook
Merge pull request #329 from jlaura/wed_polar

Wed polar