0.1.1

• Making pod plugins an abstract command, with list the default subcommand.
  #11
  #12
  Olivier Halligon
• Added search subcommand to search plugins by name, author and description.
  #6
  Olivier Halligon
• Refactoring and improved output formatting.
  #8
  #10
  #13
  Olivier Halligon
• Fixing coding conventions and RuboCop offenses.
  #17
  Olivier Halligon