Add check in zoom to layer function to see if no data in layer.
add basic functionality to hide/show a progress spinner via pubsub
update index file to add new progress-notification component
update internal pubsub tester with added channels
add clear queue and hook it to data.clear.all
change hover color to not go grey on hover, like the rest of the nav tools
update map.zoom channels for internal pubsub tester
update zoomToLayer, to check OL for layer existence and non-null OL extent
update internal pubsub tester sample payload for map.zoom.toLocation
Add check to see if the layer has identified features before executing clearMapPoopups and clearMapSelection
publish to progress.queue channel when ajax event are added or removed through the ajax-handler
update ajax-handler clear function to publish a remove call to the progress queue channel
Merge pull request #181 from ozone-development/bug/178/zoom-to-empty-layer

Bug/178/zoom to empty layer
Merge pull request #180 from ozone-development/feature/179/progress-spinner-component

Feature/179/progress spinner component
Merge pull request #185 from ozone-development/bug/172/popups-hide-on-any-layer-being-hidden

bug/172/popups-hide-on-any-layer-being-hidden
Merge branch 'develop' of github.com:ozone-development/meridian into enhancement/190/connext-ajax-handler-to-progress-queue

* 'develop' of github.com:ozone-development/meridian:
  Add check to see if the layer has identified features before executing clearMapPoopups and clearMapSelection
  update internal pubsub tester sample payload for map.zoom.toLocation
  update zoomToLayer, to check OL for layer existence and non-null OL extent
  update map.zoom channels for internal pubsub tester
  change hover color to not go grey on hover, like the rest of the nav tools
  add clear queue and hook it to data.clear.all
  update internal pubsub tester with added channels
  update index file to add new progress-notification component
  add basic functionality to hide/show a progress spinner via pubsub
  Add check in zoom to layer function to see if no data in layer.
Merge pull request #191 from ozone-development/enhancement/190/connext-ajax-handler-to-progress-queue

Enhancement/190/connext ajax handler to progress queue
update call to UUID function in Utils, case sensitive
Merge pull request #194 from ozone-development/bug/193/fix-uuid-function-call

bug/193/fix-uuid-function-call
change progress queue to run a count instead of track as an array of IDs