Change 'Clear all' link for search filters to 'Start new search' button
Fix for #449.
I've changed the base layer back to 'default_basemap_simple' (because at least it works).
At least we will have a base layer at all for review on Monday.
Search on initialisation.
Merge with master
Merge pull request #450 from aodn/issue_449

Fix for #449.
resolve conflict in general.css
Merge pull request #442 from aodn/search_initial

Search as soon as search panel is initialised.
Merge pull request #448 from aodn/start-new-search

Change 'Clear all' link for search filters to 'Start new search' button
Merge branch 'master' into aodaac_download_template_changes