adding update version number step to README

Author: kateharwood

README.md

@@ -40,9 +40,12 @@ To start a docker image of the shiny server locally:
 git checkout dev
 git pull
 git checkout -b release_v1.0 origin/dev
+```
+Update version number in DESCRIPTION FILE
+```
 git add .
 git commit -m "Version 1.0 updates"
 git tag -a v1.0 -m "Version 1.0"
 git push origin release_v1.0
 git push origin v1.0
-```
+```