Merge pull request #480 from tannewt/add_usb_host_midi

Add usb_host_midi

Author: tannewt

.gitmodules

@@ -1031,3 +1031,6 @@
 [submodule "libraries/helpers/usb_host_mass_storage"]
 	path = libraries/helpers/usb_host_mass_storage
 	url = https://github.com/adafruit/Adafruit_CircuitPython_USB_Host_Mass_Storage.git
+[submodule "libraries/helpers/usb_host_midi"]
+	path = libraries/helpers/usb_host_midi
+	url = https://github.com/adafruit/Adafruit_CircuitPython_USB_Host_MIDI.git

docs/drivers.rst

@@ -229,6 +229,7 @@ Miscellaneous Helpers
     USB HID - Human Interface Device (Keyboard and Mouse) <https://docs.circuitpython.org/projects/hid/en/latest/>
     USB Host Descriptors <https://docs.circuitpython.org/projects/usb-host-descriptors/en/latest/>
     USB Host Mass Storage <https://docs.circuitpython.org/projects/usb-host-mass-storage/en/latest/>
+    USB Host MIDI <https://docs.circuitpython.org/projects/usb-host-midi/en/latest/>
     Ticks <https://docs.circuitpython.org/projects/ticks/en/latest/>
 
 Blinky