Setup a web server for sensors and actuator controls on a ESP-12 controller.
GET /LED/{index}/[ON,OFF]
GET /LED/{index}/BLINK/{count}
GET /LED/{index}/POLL/{millis}
GET /LED/{index}/BLINKON/{millis}
GET /LED/{index}/BLINKOFF/{millis}
GET /SERVO/{index}/{angle}
GET /STEPPER/{index}/{steps}
GET /STEPPER/{index}/POLL/{millis}
GET /WHEELBOT/POLL/{millis}
GET /WHEELBOT/POLLMAX/{millis}
GET /WHEELBOT/STEER/{angle}
GET /WHEELBOT/STEERMAX/{angle}
GET /WHEELBOT/ACTRANGE/{centimeters}