fix TypeError Type "Timer" is not assignable to "number"
fix TypeError Type "Timer" is not assignable to "number"

KingsDevelopment/angular2-img-cropper,cstefanache/angular2-img-cropper,cstefanache/angular2-img-cropper,cstefanache/angular2-img-cropper,KingsDevelopment/angular2-img-cropper,KingsDevelopment/angular2-img-cropper