anchor.diff:  features described in this features repository:
   
   ----
  -karaf@root()> feature:repo-add -i cellar
  +karaf@root()> feature:repo-add -i pax-jdbc
   ----
   
   ===== `feature:repo-refresh`
  
positive.code: ----
  
  ----
  karaf@root()> feature:repo-refresh cellar
  Refreshing feature url mvn:org.apache.karaf.cellar/apache-karaf-cellar/LATEST/xml/features
  ----
  
  ===== `feature:repo-remove`
  
  The `feature:repo-remove` command removes a features repository from the registered ones.
  
  The `feature:repo-remove` command requires a argument:
  
  * the features repository name (as displayed in the repository column of the `feature:repo-list` command output)
  * the features repository URL (as displayed in the URL column of the `feature:repo-list` command output)
  
  ----
  karaf@root()> feature:repo-remove karaf-cellar-4.0.0.RC1
  ----
  
  ----
  karaf@root()> feature:repo-remove mvn:org.apache.karaf.cellar/apache-karaf-cellar/LATEST/xml/features
  ----
  
  By default, the `feature:repo-remove` command just removes the features repository from the registered ones: it doesn't
  
negative.code: If you use `-u` option, the `feature:repo-remove` command uninstalls all features described by the features repository:
  
  ----
  karaf@root()> feature:repo-remove -u org.ops4j.pax.jdbc-1.3.0
  ----
  
  ===== `feature:list`
  