Display and save date type asset properties
Merge branch 'master' of https://github.com/finnishtransportagency/digiroad2 into edit_date_properties

Conflicts:
	digiroad2-oracle
Use moment.js to parse user given date and then format it to ISO8601 format before sending to backend.
Merge branch 'master' of https://github.com/finnishtransportagency/digiroad2 into edit_date_properties

Conflicts:
	digiroad2-oracle
Merge pull request #80 from finnishtransportagency/edit_date_properties

Edit date properties