Add followings (or friends) command to Termtter

friends.rb

# -*- coding: utf-8 -*-

module Termtter::Client

  register_command(
    :name => :friends,
    :aliases => [:followings],
    :help => ['friends,followings', 'Show followings'],
    :exec_proc => lambda {|arg|
      user_name = arg.strip.sub(/^@/, '')
      user_name = config.user_name if user_name.empty?

      friends = []
      page = 0
      begin
        friends += tmp = Termtter::API.twitter.friends(user_name, :page => (page += 1))
      end until tmp.empty?

      friends.map!(&:screen_name)
      public_storage[:users] += friends
      puts friends.join(' ')
    }
  )

end