Update README with instructions contained within the image

Author: js-jslog

README.md

@@ -13,10 +13,5 @@ docker build -t jslog/development-env --build-arg http_proxy --build-arg https_p
 
 # Run
 ```
-docker run --rm -ti -e http_proxy -e https_proxy -e HTTP_PROXY -e HTTPS_PROXY -e SSH_AUTH_SOCK=$SSH_AUTH_SOCK -v $(dirname $SSH_AUTH_SOCK):$(dirname $SSH_AUTH_SOCK) -v $(pwd):/home/developer/workspace -w /home/developer/workspace jslog/development-env
-```
-
-# Add an alias
-```
-alias edit='docker run --rm -ti -e http_proxy -e https_proxy -e HTTP_PROXY -e HTTPS_PROXY -e SSH_AUTH_SOCK=$SSH_AUTH_SOCK -v $(dirname $SSH_AUTH_SOCK):$(dirname $SSH_AUTH_SOCK) -v $(pwd):/home/developer/workspace -w /home/developer/workspace jslog/development-env'
+docker inspect jslog/development-env | grep runcommand
 ```