From: Andy Spencer <andy753421@gmail.com>
Date: Wed, 15 Feb 2012 05:34:52 +0000 (+0000)
Subject: Save previous heading in case of nan
X-Git-Tag: v0.7~1
X-Git-Url: http://pileus.org/git/?p=aweather;a=commitdiff_plain;h=11cb13cdcb190bb7732608c84b1e07fed7b929b2;hp=11cb13cdcb190bb7732608c84b1e07fed7b929b2;ds=sidebyside

Save previous heading in case of nan

For some reason my GPS is giving me NaN's instead of headings..
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