Update about.html
ALICE: addition of `ALICE-Data-Policy.pdf`

* Adds `ALICE-Data-Policy.pdf` to the repository, as it was not
  published yet elsewhere.  Amends MARCXML record and installations
  instructions accordingly.  (closes #634)

Signed-off-by: Tibor Simko <tibor.simko@cern.ch>
collections: updates coll-boxes in default templat
views: updates routing to display correct URL

* corrects routing to display as ‘record/$$$’ instead of
‘record/$$$/citations’
* (addresses #633)
tools: histo dropdown menu to display active file
UI: adds space+bot-border in Edu/Research pages
records: changes "Dataset" => "Parent Dataset"
views: ninja filter to get_record_authors by redid
records: adds blocks for better template extending
records: adds javascript for templates
records: adds custom templates for Author Lists
records: title in file section alters on filetypes

* (closes #443)
UI: changes header menu Edu/Rsch items behaviour

* changes “action” titles (addresses #582)
* (closes #596)
search: removes "Sort-by" button

* (closes #571)
event display style changes

* make toolbar and selectors background black by default
* make sure background unchanged on event load
* increase size of selected-event to fit file name
tools: changes background-color in display box
event display event load

* on selection of an ig file display Loading while event names are being fetched from zip
text in histogram file dropdown

* after load set the correct text in dropdown
* addresses issue mentioned in #631
specify charset for d3

* may close #631