zsh: Update Lookup functions from upstream
authorFrank Terbeck <ft@grml.org>
Fri, 4 Sep 2015 22:01:30 +0000 (00:01 +0200)
committerFrank Terbeck <ft@grml.org>
Fri, 4 Sep 2015 22:01:30 +0000 (00:01 +0200)
This adds the -G option to the gmane backend and fixes a syntax
error in the usenet backend


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