ports/177196: [MAINTAINER] www/gist: obsolete bundled certificate

[Lung-Pin Chang]

New patch here:
http://people.cs.nctu.edu.tw/~changlp/ports/www/gist/gist-3.1.0_3.patch

- Add a patch backporting certificate extracted from git repository (3aacc1fbb)
- Add an option for choosing whether to use security/ca_root_nss
- Remove ruby build dependency

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Lung-Pin Chang 張瓏繽

Wireless Internet Laboratory & Computer Center
Department of Computer Science
National Chiao Tung University