From: Eugene Crosser <crosser@average.org>
Date: Thu, 4 Feb 2016 21:49:53 +0000 (+0300)
Subject: don't draw plot w/o data
X-Git-Url: http://www.average.org/gitweb/?p=pulsecounter.git;a=commitdiff_plain;h=02a022b2e79351dd4008240dfcd8ab081a8ba186;hp=02a022b2e79351dd4008240dfcd8ab081a8ba186

don't draw plot w/o data
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