I am not getting any solution for having combobox as select as well as input. That means if user selection in not there in per-populated list , then use should be able to enter
ui-select doesn't really look like a proper select we are all used to. So here is what i ended up doing with the help Twitter Bootstrap 3:
http://jsfiddle.net/ruslans_uralovs/2brhd/1/
{{color.name}}
Greetings from Ireland!