Merge pull request #723 from Arkni/docs

Add Bootstrap-tagsinput example
#717, #723: Add Bootstrap-tagsinput example, thanks to @Arkni
Update remote validator document
Add @q-state to the list of contributors
Add Belgium (French) language package
Add Persian (Farsi) language package
Use lib from CDN
Use Bootstrap, Font Awesome from bootstrapcdn
Readd bootstrap-datetimepicker lib
Add @paquitodev to the list of contributors
Add @bcamarneiro to the list of contributors
Add @mbezhanov to the list of contributors
Add @kromit to the list of contributors