Bump version number
Change how tarball is built

We need to do this for the submodule
Also ensure that we can build when not in a git checkout
Update dexy configuration file

I installed dexy from pip and nothing worked; update seems to fix things
Add documentation for Extended requests
Add changelog for 1.9.0 release
Add a couple new features to the manual

SNI and token-based streaming uploads
Remove "rc" from version string
Fix grammatical error
Merge branch 'release/1.9.0' into develop
Update site with 1.9.0 release info
Tidy up a few minor issues found by scan-build
Merge remote-tracking branch 'upstream/develop' into develop