Add license info to the readme because I see people making change to the copyright notice. =)
Add license info to the readme because I see people making change to the copyright notice. =)

trence/angular-bootstrap-datetimepicker,dalelotts/angular-bootstrap-datetimepicker,dalelotts/angular-bootstrap-datetimepicker,trence/angular-bootstrap-datetimepicker,dalelotts/angularjs-bootstrap-datetimepicker,dalelotts/angular-bootstrap-datetimepicker,dalelotts/angularjs-bootstrap-datetimepicker