going through proxy controller for WMS requests
no need to add twice TIME= parameter in ncwms requests
minimap works through proxy controller
avoiding double proxy in ncwms GFI
fixed tests for openlayers proxying
proxy URL logic in utils/Proxy.js
using correct proxy in LayerDescriptor, added tests
controlling openlayers WMS proxy from one location

overriding Layer.WMS.getURL to achieve that
handling style requests via wms proxy
controlling wms proxying from portal config
strip trailing & when forming urls
remove redundant comment, better array joining in HostVerifier
Merge pull request #1180 from aodn/wms_proxy

wms proxy
Added AodaacDownloadHandler
Build AODAAC URL in AodaacDownloadHandler
Remove commented-out code. Features can be added when AODAAC support for HDF and list of URLs is added/fixed.
Tidy way query string is built - less repetition.
Added download handlers for BODAAC and GoGoDuck
Moved menu item functionality from WmsInjector, NcWmsInjector to *Handler classes.

Step 2 no longer needs to know which aggregator will be used.

Removed Aggregator class hierarchy (moved to *Handler) classes
Added URL generation for GogoduckHandler onclick function