strip whitespace from npm version
add branch name to hgpoller default name. Fixes #2469

this allows multiple hgpoller for different branches of the same repo
Dockerfile: Fixes unmet dependencies
svnUriCanonicalize should never fail, even on invalid uris
Merge dvinella/buildbot:fix-hgpollername (PR #1208)
Merge pull request #1210 from nikolaik/master

Dockerfile: Fixes unmet dependencies
add support for git tags in bit_buildbot.py

Tags are treated as branches, but only one change is sent to buildbot
Refactor process_changes() in git_buildbot.py

Split out the loop body, and separate branch and tag processing
Split process_changes() in git_buildbot.py

Separate harvesting changes from sending changes,
which go into send_changes()
Add a release note for git_buildbot.py tag support