Add SH1106 display driver

Adds the SH1106 OLED display driver crate with intro blog post

README.md

@@ -302,6 +302,7 @@ have achieved the "released" status (published on crates.io + documentation / sh
 16. [shared-bus] - I2C - utility driver for sharing a bus between multiple devices - [Intro post][16] ![crates.io](https://img.shields.io/crates/v/shared-bus.svg)
 17. [TMP006] - I2C - Contact-less infrared (IR) thermopile temperature sensor driver - [Intro post][17] ![crates.io](https://img.shields.io/crates/v/tmp006.svg)
 18. [BNO055] - I2C - Bosch Sensortec BNO055 9-axis IMU driver - [Intro post][18] ![crates.io](https://img.shields.io/crates/v/bno055.svg)
+18. [SH1106] - I2C - Monochrome OLED display controller - [Intro post][19] ![crates.io](https://img.shields.io/crates/v/sh1106.svg)
 
 [L3GD20]: https://crates.io/crates/l3gd20
 [LSM303DLHC]: https://crates.io/crates/lsm303dlhc
@@ -354,6 +355,9 @@ have achieved the "released" status (published on crates.io + documentation / sh
 [BNO055]: https://crates.io/crates/bno055
 [18]: https://www.reddit.com/r/rust/comments/ao4sqq/embeddedhal_bno055_9axis_imu_driver/
 
+[SH1106]: https://crates.io/crates/sh1106
+[19]: https://wapl.es/electronics/rust/2019/02/13/sh1106-driver.html
+
 *NOTE* You may be able to find even more driver crates by searching for the [`embedded-hal-driver`]
 keyword on crates.io!