Removing faceted search config

Removed the facetedSearch.enabled config setting and code paths that used it.
Removing old (non-faceted) search code
Removing more old (non-faceted) search code
Removing more old (non-faceted) search code
First pass at 1-2-3 tabs working
1-2-3 tabs working
Show/hide of faceted search result working
Merge branch 'master' of https://github.com/aodn/aodn-portal
#316 fixed typo in image tag showing spinner
#316 added spinner while search is happening. Stressed i cant fade out nicely. Bit flicky
Whitespace changes
Clean up border-radius rules
Clean up internationalisation en.js file
Review changes.
Merge branch 'master' into tab_changes_for_1-2-3

Conflicts:
	grails-app/views/_mainPortalHeader.gsp
	grails-app/views/home/index.gsp
	src/test/javascript/portal/ui/MainTabPanelSpec.js
	web-app/js/portal/search/ResultsGrid.js
	web-app/js/portal/ui/Viewport.js
remove unwanted changes from merge
splash pages conflicts