new role Read Only Editor - admin (small fix for #2088)

User role 'Viewer' are now prohibited from entering edit mode (and doing other transient dashboard edits). A new role  will replace the old Viewer behavior

Use private email address in GitHub OAUTH

update docs for configration: allowed_domains

GitHub users without a public email should be authenticated using their primary private email address

Fixed bug with auto refresh option being reset when changing relative time when now delay is configured, Fixes #2042

Fixed issue with json dashboard index, json file dashboards turned up when filtering on 'is starred'

Add github organizations support

Render panel images with any SSL protocol

add pps (packets per second) format

Fix latest.json

This uses any available SSL protocol (instead the phantomjs default:
SSLv3) to render panels to PNGs.  This is useful when reverse proxing
grafana and SSLv3 is disabled due to security vulnerabilities or other
reasons.

Fixed variable name for annotations