Webstyle: Custom Index Page Design Integration

* Create custom template to display only for path /
* Modify websearch_index.html to display this content
* Create new file websearch_col.html for collections pages
* Update websearch_blueprint.py to reflect changes to websearch_index.html and websearch_col.html
* Add the following content elements and associated CSS  styles to websearch_index.html:
	* Jumbo Header page title and search box
	* Other Repositories panels
	* Why Blogforever panels