Add support for tags on task stream in dart

Part of #432
Merge branch 'develop' of gitlab.solas.uni.me:solas-match into develop

Conflicts:
	ui/dart/web/Routes/Users/UserPrivateProfile.dart.js.map
	ui/dart/web/Routes/Users/home.dart.js
	ui/dart/web/Routes/Users/home.dart.js.map