Adding failing tests to identify cause for #513
Writing my first test-first function for zebra: huzzah!
Closes #513 by creating alternative output for single datapoint, though some refactoring is needed to clean up the charting code a bit.
ME: clicking 'x' button hides the welcome meessage
ME|RR: hiding welcome message when home page is accessed again
ME|RR: welcome message hidden permanently after being closed initially
ME|RR: added a callback to 'get-url' implementation
Adding more tests on charts
GM: Add anonymous row to public tab table
Merge pull request #671 from onaio/513_chart_fixes

513 chart fixes
PLD: indentation
Merge pull request #672 from onaio/663-add-anybody-link

GM: Add anonymous row to public tab table
WM|RR: Show icons and user avatars, closes #664
WM: Header labels and icons vertical align
WM: Added temporary background and org avatar, closes #407
WM: Maximum heights set for dataview dropdowns, closes #660
WM: Viewby boxes fixes+close btn fix, closes #667
PLD: function for if no callback passed
WM: Profile avatar stretches to fit
RR: use dommy/hide! instead of dommy/set-style!