Usability changes to add clear option for all date pickers, in addition
to validating start and end dates
Additional usability change, added clear option to number filter panel
Remove the polygon type combobox header

Removed the wrapping panel and push the combo into a panel wrapping it
and the SpatialConstraintDisplayPanel
Merge branch 'master' into remove-polygon-dropdown-header

Conflicts:
	web-app/js/portal/filter/BoundingBoxFilterPanel.js
Simplify BoundingBoxFilterPnael code and make box/polygon code paths the same
Merge pull request #712 from aodn/remove-polygon-dropdown-header

Remove the polygon type combobox header
Merge pull request #713 from aodn/fixing_cql_for_polygons

Simplify BoundingBoxFilterPanel code and make box/polygon code paths the...
Changes as per review
Small code style change
Made not broken a problem where the spatial constraint is not initially displayed in the details panel.
Deleted some dead code.
Changes to unit tests as per review
Merge pull request #703 from aodn/usability_search_new

Usability changes to add clear option for all date pickers
Various quick and dirty unbreakages to unbreak some problems with spatial filtering.
Merge pull request #717 from aodn/quick_and_dirty_spatial_filtering_fixes

Quick and dirty spatial filtering fixes
Cherry-pick unbreakage for display of spatial filter.
AodaacPanel now get bounds directly from event/geometry, rather than calling in to display panel.  This is cleaner and actually works as a bonus.
Now initially displaying spatial constraint values when collections are loaded (in display panel, and download view).
Remove commented out code.
Whitespace
Accidental assignment ?