:heavy-plus-sign: Added PiFi (AP + Client)

Wifi management docker container for Pi 3.

Author: cjimti

README.md

@@ -94,6 +94,7 @@ The complete collection of Raspberry Pi models consist of:
 - [CusDeb](https://cusdeb.com/en/) - Web UI for creating custom images with specific packages installed.
 - [Alpha](https://github.com/farjump/raspberry-pi) - Remotely load, debug and test bare-metal programs using GDB with this system-level GDB server.
 - [Pieman](https://github.com/tolstoyevsky/pieman) - Script for creating custom images based on Raspbian, Devuan and Ubuntu.
+- [PiFi (AP + Client)](https://github.com/cjimti/iotwifi) - 8MB [Docker Container](https://hub.docker.com/r/cjimti/iotwifi/) with REST API for controlling wifi client and station modes simultaneously. ![Supports Raspberry Pi 3](/media/badges/rpi-3.png)
 
 ## Projects
 - [Mini OONTZ](https://cdn-learn.adafruit.com/downloads/pdf/mini-oontz-3d-printed-midi-controller.pdf) - 3D printed mini MIDI controller.