Log Message:
Update to MRTG 2.17.7:

Changes 2.17.7, 2018-07-12
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From: Martin Sechny, shenk.sk
* update to HTML 5 template in bin/mrtg, checked by HTML+CSS W3C validator
* corrected style in HTML template: color with background-color
  (workaround for missing text color property in mrtg.cfg)

Changes 2.17.6, 2014-12-02
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From: tobi
* add --descr=ifname option to indexmaker
* fix parsing of global option in cfgmaker
* add dcn id to cfgmaker (baed on input from Pawel Golaszeswski)

From: Steve Alligood <steve@betterlinux.com>
* make sure threshval does not get clobberd

Changes 2.17.5, 2012-04-26
--------------------------
From: Pavel Gulchouck <gul@gul.kiev.ua>
* fix for kmg option coredump