Add GoldenDict

[gamtiq]

Put "Add ____" as Title [X] Done

Provide a link to the proposed addition. http://goldendict.org/ https://github.com/goldendict/goldendict/wiki/Early-Access-Builds-for-Mac-OS-X

Explain why it should be added It is a good dictionary lookup application. There are no such applications in the list.

Additional context The application is much better than mac OS X built-in dictionary.

Issue Checklist

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• [X] I have checked for other similar issues
• [X] I have explained why this change is important
• [X] I have added necessary documentation (if appropriate)