Howto write modules to storage?

Yes, perfect. Many thanks for implementing all this super helpfull stuff.

espruino --port /dev/tty.usbserial-54240369371  -b 115200 --storage MQTTCL-S:MQTT.min.js

...
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>require('Storage').list()
=[
  "MQTT-S",
  "MQTTCL-S"
 ]
>mqtt = require('MQTTCL-S')
={
  create: function (t,e) { ... },
  connect: function (t) { ... }
 }
>