refactor(AgmDataLayer): use input/outputs
refactor(AgmDataLayer): use input/outputs

SebastianM/angular2-google-maps,tobper/angular2-google-maps,SebastianM/angular2-google-maps,tobper/angular2-google-maps,tobper/angular2-google-maps,SebastianM/angular2-google-maps,pSuwalski/angular-google-maps,SebastianM/angular-google-maps,caravancoop/angular2-google-maps,pSuwalski/angular-google-maps,caravancoop/angular2-google-maps,caravancoop/angular2-google-maps,SebastianM/angular-google-maps,pSuwalski/angular-google-maps