Merged from trunk -r13949:13956

   Merged from trunk -r13949:13956

   | 13950   | In Task.__str__(), emulate tuple.__str__, but don't show     |
   | zmedico | 'foo' as u'foo' for unicode strings.                         |

   | 13951   | Simplify command introspection inside usage().               |
   | zmedico |                                                              |

   | 13952   | Move global portage import to the top and add writemsg and   |
   | zmedico | writemsg_stdout imports for safe unicode output.             |

   | 13953   | Use writemsg_stdout() for safe unicode output.               |
   | zmedico |                                                              |

   | 13954   | Add missing noiselevel argument in writemsg_stdout() calls.  |
   | zmedico |                                                              |

   | 13955   | Use writemsg_stdout() for safe unicode output.               |
   | zmedico |                                                              |

   | 13956   | Use writemsg_stdout() for safe display of unicode overlay    |
   | zmedico | paths.                                                       |

svn path=/main/branches/prefix/; revision=14033