Added dashboard for Ironic

Covers openstack/ironic, openstack/ironic-specs,
       openstack/python-ironicclient and openstack/ironic-python-agent

Ordering:
0. Viewer's own patches, that have any kind of negative feedback
1. Specs
2. Changes w/o negative feedback, with +2 already
3. Changes that did not have any feedback for 5 days
4. Changes without negative feedback (no more than 50)
5. Other changes (no more than 20)

Shows only verified patches, except for 0 and 5.
Never shows WIP patches.
Second version of Ironic dashboard

Differences from the 1st:
- Shows -1 from Jenkins everywhere
- Shows WIP patches
Merge https://github.com/sdague/gerrit-dash-creator
All-in-one Ironic dashboard

- Show own changes, even is they are approved, but still require attention; also WIP
- New section: "Needs reverify"
- New section with WIP and unverified patches
Merge pull request #2 from Divius/master

Please include dashboard for Ironic