anchor.diff:  
   == Change Log
   
  +* `1.12.0` - released against Isis 1.12.0
   * `1.11.0` - released against Isis 1.11.0
   * `1.10.0` - released against Isis 1.10.0; `CalendarableDereferencingService`
   * `1.9.0` - released against Isis 1.9.0
  
positive.code: [source]
  ----
  git push origin master
  git push origin 1.12.0
  ----
  
  If the script fails to complete, then identify the cause, perform a `git reset --hard` to start over and fix the issue
  
negative.code: 
  [source]
  ----
  sh release.sh 1.13.0 \
                1.14.0-SNAPSHOT \
                dan@haywood-associates.co.uk \
                "this is not really my passphrase"
  ----
  