Merge branch 'development' into patch1

diff --cc README.md
Simple merge

diff --cc docker/README.md
index 1ee9b4bad991bac9143a74e32b99f4d3131dc833,66f3d470e660c1f7c1e3957b7f628b5ff09da671..8ba67faa98824f1cbaeb160956dad2b5fa4124bf
--- 1/docker/README.md
--- 2/docker/README.md
+++ b/docker/README.md
@@@ -2,17 -2,10 +2,17 @@@
  
  Available at: https://hub.docker.com/r/mikebrady/shairport-sync
  
 -## Docker Compose
 +Please note if you want the development version of the image including Airplay 2 support, please pull the image with the ```unstable development``` tag using the following command:
 +```
 +docker pull mikebrady/shairport-sync:unstable-development
 +```
 +
 +When using the below commands, you should replace mikebrady/shairport-sync with mikbrady/shairport-sync:unstable-development.
 +
 +## Example Docker Compose File
  See the `docker-compose.yaml` file in this folder for an example.
  
- ## Basic Usage
+ ## Docker Run
  
  ```
  $ docker run -d --restart unless-stopped --net host --device /dev/snd \