From: Dirk Koopman <djk@tobit.co.uk>
Date: Sun, 17 Jan 2016 19:52:04 +0000 (+0000)
Subject: add 2 day forecast, blue -(ve) temperature
X-Git-Url: http://dxcluster.net/gitweb/gitweb.cgi?a=commitdiff_plain;h=04af13055d99ef1db7da3bd7ae6600b3ca709ea8;hp=04af13055d99ef1db7da3bd7ae6600b3ca709ea8;p=dweather.git

add 2 day forecast, blue -(ve) temperature

Add the yr.no 2 day forecast to the top of the page.
Make any temperature zero or below dark blue. This actually involves
have two series running in parallel - with some tricky corners to make
them join up.
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