Fix curl

The line in question should have been removed in commit
7ddf061485d54828320f1a160aa7478e5021a427, which was supposed to apply
this patch: http://curl.haxx.se/mail/lib-2013-02/att-0214/0001-strlcat-remove-function.patch
Merge pull request #808 from theGoodEvil/fix-curl

Fix Curl