Adding 'Point of Truth URL' to GeoNetworkRecord
Whitespace changes
Work in laying-out the download view of a data collection. Mainly CSS styles and template changes.
Removed server-side download code.
Merge branch 'master' into download_view_improvements
Removed download button from toolbar and updated tests.

There is still more download code to remove.
Removing empty unit tests
Removing unit tests for removed functionality
Removing usages of 'cart'
DownloadGrid changed to Panel
Adding 'Download as...' button to Download view
Fix for #343 - changed things around quite a bit wrt to the animation components.
Making 'Download as...' a menu button
Updating menu option
Fixes issue 391 get feature info request failing

Recent changes mean that a special format parameter no longer needs to be sent
with the proxy request. This commit also returns previous behaviour where empty
responses do not result in a tab being added to the popup.
Deleted some commented out code.
Fixing layout issue.
Some more cleaning up.
Making DownloadPanel a Panel rather than a GridView

Removing DownloadColumnModel
Making DownloadPanel a Panel rather than a GridView

Removing DownloadColumnModel