Django-fagungis

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* fixed _setup_directories
* improved media and static ngnix configuration
* fixed gunicorn log directory permission and ownership

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* Added client_max_body_size nginx server configuration
* Added additional_packages config parameter

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* Updated documentation
* Switched to apt-get package manager
* Some bugfixes

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* Always display configuration info

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* Fixed a minor bug in test_configuration
* Formatted test_configuration task output

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* Added verbose functionality to test_configuration task