Adding autorefresh using courier and timefilter
Removing isLegendShown function
Adding tests for refresh interval feature
Merge branch 'master' into feature/#2151
Closes #2151. Adds legend to visualizations by default. Default legend values for charts with 1 series is the y axis label. Turning off the legend in Discover.
adding tests for zero_injection
Added more tests to refresh interval feature. Adding better error checking.
Merge branch 'master' of https://github.com/elasticsearch/kibana into TimefilterAutoRefresh

Conflicts:
	src/kibana/components/timepicker/timepicker.html
Prevent refresh of data when "off" refresh interval is selected
moved segmented search into a courier fetch strategy
[fetch] check for #getIncompleteRequests when strategies complete their requests
[courier/fetchThese] reformatted and teased a bit
[discover/segmentedFetch] disabled the tests for now
[courier/segmentedSearch] expose the #mergeResponse method
Merge branch 'TimefilterAutoRefresh' of github.com:grouma/kibana into segment_in_courier
Merge pull request #1 from spenceralger/segment_in_courier

Segmented fetch in courier
Simplifying the refresh UI
[timepicker] slight modification to navbar css
Merge pull request #2 from spenceralger/TimefilterAutoRefresh

[timepicker] slight modification to navbar css
[discover] improve style of discover vis overlay that has been busted for a while