Updage Dagger from 2.2 to 2.6
Updage Dagger from 2.2 to 2.6

konifar/droidkaigi2016,shaunkawano/droidkaigi2016,konifar/conference-sched,konifar/droidkaigi2016,konifar/conference-sched,shaunkawano/droidkaigi2016