📅 A date picker components for ionic2 /ionic3 / ionic4
feat: support ionic4 #200 @ulesta
<ion-calendar [(ngModel)]="date" type="js-date"> </ion-calendar>
All type: 'string' | 'js-date' | 'moment' | 'time' | 'object'
'string' | 'js-date' | 'moment' | 'time' | 'object'