removed r_cmd_check from travis
Merge remote-tracking branch 'upstream/dev' into dev

* upstream/dev:
  Add support for related displays, addresses #32
  Add more keyboard shortcuts, make curPanelPageInput more robust, finishes #41
  Add small thumbnail generation to makeDisplay, fixes #40
  Add and fix keyboard shortcuts
  Add tooltips to visual filter variable labels, addresses #25
  Major update addressing #29 (cog groups), #26 (no cogs), #31 (active cogs)
  Fix bug in panel layout when no display labels are selected
  Change 'visible cognostics' label to 'panel labels' - fixes #30
  Fix bug dealing with NAs in quantile computation
  Fix dev app prefix in view()
fix console.log partial messages
better start test message
rely less on html structure and more on jquery.text()
Merge pull request #44 from schloerke/dev

Fixed qunit testing