add stub for layer hiding controls
Merge branch 'develop' of github.com:ozone-development/meridian into feature/106/hide-show-features

* 'develop' of github.com:ozone-development/meridian:
  update TODO comments in this branch
  refactor direct jquery ajax calls to use the facade provided by the utils extension
  Fixing a typo and accounting for timeline changes
  Add support for basic styleMap and style replacement props
  add logic to check if the feature geometry type is point before trying to use selected/unselected for identifying features, we dont support identifying non-point features yet
  Update params to buildInfoWinTemplate function in layers.js
  remove trailing comma in require definition
  Update tileSize params to work correctly and abstracted default tileSizes to the mapConfiguration extension.
  update cmapi to check for channel property of post message before processing
  Update in featuresjs to use push instead of key mapping when adding to an array.
  update to use data.clear.all channel in csv uploader
  change old channel name in CMAPI subscirber
  Update the param in the call to getIconForFeature
  Server/UI modifications ported over to get server-side delete working
  Cleanup
  Cleanup
add state management for tracking feature visibility
update controls for hide/show features
add feature hide/show channels to tester
add hide/show feature support to rendering engine
clear inforwindow and selection for any feature that is hidden
change the order of reclustering, immediately after changing state, to ensure showFeatures works on initial pass
Update event counter to factor in hidden features
update internal PubSub tester and CMAPI to support hide/show features
Resolve merge conflict
Merge branch 'develop' of github.com:ozone-development/meridian into feature/106/hide-show-features

* 'develop' of github.com:ozone-development/meridian:
  fix to use getIconForFeature for determining style
Merge branch 'develop' of github.com:ozone-development/meridian into feature/106/hide-show-features

* 'develop' of github.com:ozone-development/meridian:
  change the mock extension to lookup the icons for identify
Merge pull request #167 from ozone-development/feature/106/hide-show-features

Feature/106/hide show features