CMS: fix for missing FFT in event display records

* After recent merge of richer metadata for event display files
  (PR #102), the `FFT` tags are gone, meaning no "*.ig" files on the
  demo site.  This commit fixes the problem by adding them back.

Signed-off-by: Tibor Simko <tibor.simko@cern.ch>
URL: "education" links on entry points FIX

* correct links for modified pages (closes #97)
UI: layout + links in educate/research page

* updated layout of  educate/research page
* corrected links for site navigation
footer: updated footer nav

* (addresses #75)
fixtures: added collection description
content: "Get Started" + "VMs" pages with text
UI: structure addded to "visualise" pages
CMS: correct event display file names

* Adds explicit file names as they are not detected well from CMS DocDB
  download URLs.  (closes #108)

Signed-off-by: Tibor Simko <tibor.simko@cern.ch>
templates: fix for download URLs

* Fixes download URLs in templates.  (closes #110)

Signed-off-by: Tibor Simko <tibor.simko@cern.ch>
CMS: EOS URI for derived PAT tuple records

* Adds EOS URIs for CMS derived PAT tuple records.  (addresses #113)

* Indents whole XML file appropriately.

Signed-off-by: Tibor Simko <tibor.simko@cern.ch>
CMS: removal of `cms-tools-code-example.xml`

* Removes unnecessary `cms-tools-code-example.xml` example file.
  (references #120)

Signed-off-by: Tibor Simko <tibor.simko@cern.ch>
CMS: update of `cms-tools-vm-image.xml`

* Updates `cms-tools-vm-image.xml`.  (addresses #120) (PR #121)

Reviewed-by: Tibor Simko <tibor.simko@cern.ch>
UI: added img to "Get Started" page
UI: research link FIX

* (closes #119)
records: updated content after xml changes
UI: routing for "Getting Started page"
Add about pages for CMS
collections: standardisation on plural forms

* Standardises all collection names to plural forms such as "Datasets"
  and "Analyses".  (closes #118)

* Amends views, templates, fixtures accordingly.

Signed-off-by: Tibor Simko <tibor.simko@cern.ch>
CMS: new tools record describing event displays

* Adds new record to CMS Tools collection describing event display
  tools.  (addresses #34) (addresses #126) (addresses #58)

* Merge note: installation instructions amended accordingly.

Reviewed-by: Tibor Simko <tibor.simko@cern.ch>
CMS: new collection of Validated Runs

* Adds new collection "CMS Validated Runs".  Not attached in the
  collection tree anywhere so that it remains "hidden".  (addresses #34)

Signed-off-by: Tibor Simko <tibor.simko@cern.ch>