From: Tolga Ceylan <tolga.ceylan@gmail.com>
Date: Sun, 20 Mar 2016 02:03:31 +0000 (-0700)
Subject: write_http: in cleanup handler free http headers
X-Git-Tag: collectd-5.5.2~6^2~17^2
X-Git-Url: https://git.octo.it/?a=commitdiff_plain;ds=sidebyside;h=daa5c7a886b4406d5b8bfdbecd6f998f9ca07fea;hp=daa5c7a886b4406d5b8bfdbecd6f998f9ca07fea;p=collectd.git

write_http: in cleanup handler free http headers

slist of http headers require cleanup to avoid
memory leak. See libcurl example:

https://curl.haxx.se/libcurl/c/httpcustomheader.html
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