CORE; add imgareaselect library for media cropping WYSIWYG default setup

## Ready State: Yes

This pull request is related to the following JIRA tickets: https://imagex.atlassian.net/browse/PUA-7
and, ongoing work with WYSIWYG configuration and test plan  

## Requirements & Dependencies


## Deployment Instructions

* Merge code.


## Usage/Test Instructions

* Confirm default configuration for installkit includes media cropping with wysiwyg editor.  (make cropping works)
* Visually view the changes on the homepage.