Start NT DS client in client mode in vision programs (#187)

This will allow the IP to be automatically set by another server running
on the Pi if it implements the DS port 1742 protocol.

The Romi web service has been updated to support this in the Romi image.

deps/examples/cpp-multiCameraServer/main.cpp

@@ -284,6 +284,7 @@ int main(int argc, char* argv[]) {
   } else {
     wpi::outs() << "Setting up NetworkTables client for team " << team << '\n';
     ntinst.StartClientTeam(team);
+    ntinst.StartDSClient();
   }
 
   // start cameras

deps/examples/java-multiCameraServer/src/main/java/Main.java

@@ -309,6 +309,7 @@ public static void main(String... args) {
     } else {
       System.out.println("Setting up NetworkTables client for team " + team);
       ntinst.startClientTeam(team);
+      ntinst.startDSClient();
     }
 
     // start cameras

deps/examples/python-multiCameraServer/multiCameraServer.py

@@ -221,6 +221,7 @@ def listener(fromobj, key, value, isNew):
     else:
         print("Setting up NetworkTables client for team {}".format(team))
         ntinst.startClientTeam(team)
+        ntinst.startDSClient()
 
     # start cameras
     for config in cameraConfigs:

deps/tools/multiCameraServer/src/multiCameraServer.cpp

@@ -275,6 +275,7 @@ int main(int argc, char* argv[]) {
   } else {
     wpi::outs() << "Setting up NetworkTables client for team " << team << '\n';
     ntinst.StartClientTeam(team);
+    ntinst.StartDSClient();
   }
 
   // start cameras