sendMessage button
Merge branch 'master' of github.com:nichel/DroidConApp

Conflicts:
	endpoint-libs/libdeviceinfoendpoint-v1/deviceinfoendpoint/deviceinfoendpoint-v1-generated-source/it/gdglab/droidcon/deviceinfoendpoint/Deviceinfoendpoint.java
	endpoint-libs/libdeviceinfoendpoint-v1/deviceinfoendpoint/deviceinfoendpoint-v1-generated-source/it/gdglab/droidcon/deviceinfoendpoint/DeviceinfoendpointRequest.java
	endpoint-libs/libdeviceinfoendpoint-v1/deviceinfoendpoint/deviceinfoendpoint-v1-generated-source/it/gdglab/droidcon/deviceinfoendpoint/DeviceinfoendpointRequestInitializer.java
	endpoint-libs/libdeviceinfoendpoint-v1/deviceinfoendpoint/deviceinfoendpoint-v1-generated-source/it/gdglab/droidcon/deviceinfoendpoint/DeviceinfoendpointScopes.java
	endpoint-libs/libdeviceinfoendpoint-v1/deviceinfoendpoint/deviceinfoendpoint-v1-generated-source/it/gdglab/droidcon/deviceinfoendpoint/model/CollectionResponseDeviceInfo.java
	endpoint-libs/libdeviceinfoendpoint-v1/deviceinfoendpoint/deviceinfoendpoint-v1-generated-source/it/gdglab/droidcon/deviceinfoendpoint/model/DeviceInfo.java
	endpoint-libs/libmessageEndpoint-v1/messageEndpoint/messageendpoint-v1-generated-source/it/gdglab/droidcon/messageEndpoint/MessageEndpoint.java
	endpoint-libs/libmessageEndpoint-v1/messageEndpoint/messageendpoint-v1-generated-source/it/gdglab/droidcon/messageEndpoint/MessageEndpointRequest.java
	endpoint-libs/libmessageEndpoint-v1/messageEndpoint/messageendpoint-v1-generated-source/it/gdglab/droidcon/messageEndpoint/MessageEndpointRequestInitializer.java
	endpoint-libs/libmessageEndpoint-v1/messageEndpoint/messageendpoint-v1-generated-source/it/gdglab/droidcon/messageEndpoint/MessageEndpointScopes.java
	endpoint-libs/libmessageEndpoint-v1/messageEndpoint/messageendpoint-v1-generated-source/it/gdglab/droidcon/messageEndpoint/model/CollectionResponseMessageData.java
	endpoint-libs/libmessageEndpoint-v1/messageEndpoint/messageendpoint-v1-generated-source/it/gdglab/droidcon/messageEndpoint/model/Key.java
	endpoint-libs/libmessageEndpoint-v1/messageEndpoint/messageendpoint-v1-generated-source/it/gdglab/droidcon/messageEndpoint/model/MessageData.java