anchor.diff:  
   [source,bash,options="nowrap"]
   ----
  -skipper:>upgrade --release-name mylog --package-name log --package-version 2.0.0
  +skipper:>release upgrade --release-name mylog --package-name log --package-version 2.0.0
   mylog has been upgraded.  Now at version v2.
   ----
   
  
positive.code: 
  [source,bash,options="nowrap"]
  ----
  skipper:>history --release-name mylog
  ╔═══════╤════════════════════════════╤════════╤════════════╤═══════════════╤════════════════╗
  ║Version│        Last updated        │ Status │Package Name│Package Version│  Description   ║
  ╠═══════╪════════════════════════════╪════════╪════════════╪═══════════════╪════════════════╣
  
negative.code: $ java -jar spring-cloud-skipper-shell/target/spring-cloud-skipper-shell-1.0.0.BUILD-SNAPSHOT.jar
  ----
  
  The command `package search` will search for all available packages. It should then show you the following output
  
  [source,bash,options="nowrap"]
  ----
  skipper:>package search
  ╔═════════════════╤═══════╤═════════════════════════════════════════════════════════════╗
  ║      Name       │Version│                         Description                         ║
  ╠═════════════════╪═══════╪═════════════════════════════════════════════════════════════╣
  