Merge pull request #8 from hatyuki/master

Cinnamon::Remote に tty オプションが渡るように
force  bool
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Fixed a message
Changed to prompt the password after print the executing-command
Refactored test
Merge pull request #10 from hayajo/fix/message_stderr

Fixed a message
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Merge pull request #11 from hayajo/fix/confirm_sudo

Fix/confirm sudo
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update MANIFEST
Fixed typo
Merge pull request #12 from syohex/fix_typo

Fixed typo
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acknowledgement