Add some docstrings to GitPoller.
Rename a locally define FakeRenderable

It is in fact a actual renderable, that has custom behaviour.
Rename FakeRenderable to ConstantRenderable.

The renderable isn't actually fake, it just renders a constant value.
It probably isn't useful outside of tests, but it is a real renderable.
update docs on buildbot upgrade-master and --db option

Fixes #2316.
Merge branch 'master' of git://github.com/flaviojs/buildbot

* 'master' of git://github.com/flaviojs/buildbot:
  Update tests covering the irc bot.
  Detect private messages when the nickname has uppercase letters.
  Get irc contacts with case insensitive name.
  React to the irc bot nickname instead of the generic name "buildbot".
Merge branch 'webglitches' of git://github.com/jiuka/buildbot

* 'webglitches' of git://github.com/jiuka/buildbot:
  Round the DevDetails instead of DevComment if there are some details.
  Do not round the last DevSlave we didn't the first eigther.
  last should be set in the loop it is used.
  Remove left "ear" of Offline Legend in Console View.
Restore BK slave-side step.

Note that Buildbot was not released with this step missing, so no
compatibility concerns exist.

Fixes #2223.  Refs #891.  Refs #2198.
Corrections in response to feedback from @tomprince:
- breaking sentence lines
- a number other minor corrections
- removing redundant examples
Merge branch 'docs-patch-2' of git://github.com/tychoish/buildbot

* 'docs-patch-2' of git://github.com/tychoish/buildbot:
  Corrections in response to feedback from @tomprince: - breaking sentence lines - a number other minor corrections - removing redundant examples
  documentation: course grained pass through the global configuration section.
Use libaprutils to support all htpasswd hash types.

Use libarputils, throug ctypes, to check passwords in HTPasswdAuth if available.
Add a unit test for HTPasswdAuth.
Add .png versions of manual images

Fixes #2238.
Update Nightly tests to work in non-whole-hour timezones

Fixes #2261.  This is a modified version of Navneen's patch from bug
2261.
Don't be ambivalent about not waiting for the build to complete.
Merge pull request #452 from tomprince/timed-triggerable-master

Add NightlyTriggerable scheduler
Match branch filters against all branches in a sourcestampset

This fixes filtering for the waterfall, and probably a few other places,
too.  Fixes #2300.
Merge branch 'master' of github.com:buildbot/buildbot

* 'master' of github.com:buildbot/buildbot:
  Don't be ambivalent about not waiting for the build to complete.
  NightlyTriggerable: Recover gracefully from a bad lastTrigger in db.
  Add references to 'codebases' parameter of schedulers.
  Cleanup commments in NightlyTriggerable.
  Update NightlyTriggerable to match codebase-aware Triggerable.
  Fix passing hour to NightlyBase constructor.
  Fix NightlyTriggerable tests for sourcestamp sets.
  Fix compare_attrs of NightlyBase and Nightly scheduelers.
  Make Trigger step recognize NightlyTriggerable.
  Add documentation for NightlyTriggerable.
  Add tests for properties to NightlyTriggerable.
  Make NightlyTriggerable persist last trigger information.
  Add utility function to recreate a Properties object from the result of .asDict().
  Add tests for NightlyTriggerable.
  Factor out NightlyBase tests into a separate file.
  Add initial implementation of NightlyTriggerable.
  Refactor getNextBuildTime into base class.
fix typos and docs and merge error
Respecting the mixedCamelCase convention and underscores for private methods
Merge remote-tracking branch 'origin/master' into hgpoller-poc