move bridge example to other Transport mechanisms

examples/Bridge/Bridge.ino

@@ -1,34 +0,0 @@
-#include <MIDI.h>
-#include <USB-MIDI.h>
-
-MIDI_CREATE_INSTANCE(HardwareSerial, Serial1,  MIDI1);
-USBMIDI_CREATE_DEFAULT_INSTANCE();
-
-void handleMessage1(TypedMidiInterface::MidiMessage message)
-{
-    MIDI.sendMessage(message);
-}
-
-void handleMessage(TypedMidiInterface::MidiMessage message)
-{
-    MIDI1.sendMessage(message);
-}
-
-// -----------------------------------------------------------------------------
-
-void setup()
-{
-    MIDI.setHandleMessage(handleMessage);
-    MIDI1.setHandleMessage(handleMessage1);
-
-    // Initiate MIDI communications, listen to all channels
-    MIDI.begin(MIDI_CHANNEL_OMNI);
-    MIDI1.begin(MIDI_CHANNEL_OMNI);
-}
-
-void loop()
-{
-    // Call MIDI.read the fastest you can for real-time performance.
-    MIDI.read();
-    MIDI1.read();
-}