Dashboard schema simplifications, moved schema updates to dashboard model creation, removes irritating 'unsaved changes' dialogs that show for dashboard schema changes, Closes #532
Updated readme, and other small changes for 1.7.0-rc1 release
Readme fixes
Small fixes for 1.7 release
small changelog update
Fix for auto refresh not being started after loading dashboard, Fixes #655
Timepicker: Fix for setting custom To date with low refresh interval, Fixes #652
Chart: Possible fix for stuck tooltip (annotation or time series point hover tooltip would not disappear), Fixes #450
General: Fix for refresh icon in IE browsers, Fixes #657
added coveralls badge
Annotation: filter field is not interpreting in elasticsearch query, Fixes #661
fix #660 by checking if options is undefined

- a complete fix with a consistent support of alias in all use cases is not obvious (see #660 for explanations)
updated changelog for PR #666, Closes #660
Merge remote-tracking branch 'upstream/master'