feat(AgmMarker): add dblclick observable (#1739)
feat(AgmMarker): add dblclick observable (#1739)

add and manage double click event for marker

fixes #1601
SebastianM/angular-google-maps,SebastianM/angular2-google-maps,SebastianM/angular2-google-maps,SebastianM/angular-google-maps,SebastianM/angular2-google-maps