layerswitcher moved to the detailpanel. Changed from one instance to one for every collection
layerswitcher now at the top of the details panel
Mapoption now are in the map tab of the details panel

Details panel scrolling and sizing on layer selector collapse/expand
Placeholder text in bboxpanel removed
estimate size only on download step

avoid premature size estimation, trigger size estimations only if user
has move to download step (aka step 3). also avoid expensive size
estimate call when no subset exist after initially moving to subset step
(step 2)
Merge pull request #1488 from aodn/layerSwitcherRemoval-part2

Layer switcher removal part2
Merge pull request #1500 from aodn/issue_1485

estimate size only on download step
portal with no db, no filters
refactor layer controller for get filters requests
script to fetch and convert filters to xml

parsing of xml filters from local directory
simplify HostVerifier, also more secure

 * does not allow host because it's in the 'Host' HTTP header
 * faster search via hash map
 * reduce allow hosts to actual hosts
Removed another unused function
Remove splash pages (use landing page in favour)
Removed images and stylesheets not currently in use
Removed references to scanners, and Portal admin pages
Remove Mail and Quartz plugins
Remove more AODAAC code
Remove JS for Menu editing
Remove saved-search controller