Fix configuration parser list-parsing bug

The configuration parser was preserving empty-string items
in its parsing of comma-separated lists.
Fix issue #175 : redirect default index files to /
Add tests. Fix bug found by tests.
Change 301 to 302 in case the user wants to change their file layout later
Fix tests to work on 301 to 302 change
Fix #196
add test for issue #195
Rename querystr to qs to match elsewhere; #195
Add more comments to make_franken_uri; #195
Fix #195
Release 0.25.1
Bump version to -dev
Update changelog.  Update release script to remind releaser to update the changelog before releasing.
Update Changelog.md
Add a test for #207
Fix #207
Merge pull request #208 from gittip/issue207

Don't strict_parse bodies
Update changelog for release
Release 0.25.2
Bump version to 0.25.2-dev