collections_list: dynamic data display + tabs func

* dynamic representation of data on “educate” and “research” page
* tabs functionality introduced for the collections
records: introduce dedicated box on right-side
pages: introducing how to, info pages

* created prototype example for “VMs”
homepage: added designed layout to homepage

* “/middle” path directs to new homepage
* links to various subpages added to entrypoints
collection_list: FIXED collection issue