Removed HomePanel.
The search results grid load mask now depends on searcher events (rather than facet panel events).
Do full search when filters are cleared (so that the results grid reflects this).
Merge pull request #441 from aodn/no_home_page

No home page
Merge branch 'master' into search_results

Conflicts:
	src/test/javascript/portal/ui/search/SearchBodyPanelSpec.js
	web-app/js/portal/search/FacetedSearchResultsGrid.js
	web-app/js/portal/ui/search/SearchBodyPanel.js
	web-app/js/portal/ui/search/SearchPanel.js
Fixing more merge problems.