readme update
[d3.js] change the diagram parameters and make elements draggable
[templates] complete tables information with the entries' time of creation
[tests] add permission tests for assessment preview
[tests] write permission tests for Relation Views
[tests] complete relations views tests and fix the views
update gitignore and remove unwanted file
[tests] write tests for facts and figure views
[tests] write tests for sources views
[tests] write tests for drivers views
[views] fix bugs for selecting geo scope with required country on drivers views
[tests] add more tests to drivers of change views
fix a minor bug and update the indicator add form with required country validation