v0.2

• Fix pull subcommand aliases for issue (a18c812)
• Add completion of issue and pull request numbers (1e97144)
• Add a clone command (3e9934b)
• Add colors to errors (f9ebca1)
• Authenticate using OAuth, adding new command setup to get the OAuth
  token (71e9cbd, d10e1cc)
• Make the amount of output configurable through --verbose (-v) and --silent (-s`) (03f6337, 0613521, 8d10941, 38fb590)