diff --git a/_graph_templates/humidex.png.xml b/_graph_templates/humidex.png.xml
index 9db7872..22858b7 100644
--- a/_graph_templates/humidex.png.xml
+++ b/_graph_templates/humidex.png.xml
@@ -1,71 +1,71 @@
-<?xml version="1.0" encoding="utf-8"?>
-<graph xmlns:xi="http://www.w3.org/2001/XInclude">
-  <!--
-  pywws - Python software for USB Wireless Weather Stations
-  http://github.com/jim-easterbrook/pywws
-  Copyright (C) 2008-13  Jim Easterbrook  jim@jim-easterbrook.me.uk
-
-  This program is free software; you can redistribute it and/or
-  modify it under the terms of the GNU General Public License
-  as published by the Free Software Foundation; either version 2
-  of the License, or (at your option) any later version.
-
-  This program is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  GNU General Public License for more details.
-
-  You should have received a copy of the GNU General Public License
-  along with this program; if not, write to the Free Software
-  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
-  -->
-  <title>Humidity Index, Bands indicate apparent discomfort in standard on-site working conditions</title>
-  <size>1820, 1024</size>
-  <duration>hours=48</duration>
-  <xtics>2</xtics>
-  <xformat>%H%M</xformat>
-  <dateformat></dateformat>
-  <plot>
-    <yrange>29, 55</yrange>
-    <y2range>29, 55</y2range>
-    <ylabel></ylabel>
-    <y2label>Humidex</y2label>
-    <source>raw</source>
-    <subplot>
-      <title>Humidex</title>
-      <ycalc>cadhumidex(data['temp_out'],data['hum_out'])</ycalc>
-      <colour>4</colour>
-      <axes>x1y2</axes>
-    </subplot>
-    <subplot>
-      <title>HI > 54, Heat Stroke Probable</title>
-      <ycalc>54</ycalc>
-      <axes>x1y2</axes>
-      <colour>1</colour>
-    </subplot>
-    <subplot>
-      <title>HI > 45, Dangerous</title>
-      <ycalc>45</ycalc>
-      <axes>x1y2</axes>
-      <colour>8</colour>
-    </subplot>
-    <subplot>
-      <title>HI > 40, Intense</title>
-      <ycalc>40</ycalc>
-      <axes>x1y2</axes>
-      <colour>6</colour>
-    </subplot>
-    <subplot>
-      <title>HI > 35, Evident</title>
-      <ycalc>35</ycalc>
-      <axes>x1y2</axes>
-      <colour>2</colour>
-    </subplot>
-    <subplot>
-      <title>HI > 30, Noticeable</title>
-      <ycalc>30</ycalc>
-      <axes>x1y2</axes>
-      <colour>3</colour>
-    </subplot>
-  </plot>
-</graph>
+<?xml version="1.0" encoding="utf-8"?>
+<graph xmlns:xi="http://www.w3.org/2001/XInclude">
+  <!--
+  pywws - Python software for USB Wireless Weather Stations
+  http://github.com/jim-easterbrook/pywws
+  Copyright (C) 2008-13  Jim Easterbrook  jim@jim-easterbrook.me.uk
+
+  This program is free software; you can redistribute it and/or
+  modify it under the terms of the GNU General Public License
+  as published by the Free Software Foundation; either version 2
+  of the License, or (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program; if not, write to the Free Software
+  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+  -->
+  <title>Humidity Index, Bands indicate apparent discomfort in standard on-site working conditions</title>
+  <size>1820, 1024</size>
+  <duration>hours=48</duration>
+  <xtics>2</xtics>
+  <xformat>%H%M</xformat>
+  <dateformat></dateformat>
+  <plot>
+    <yrange>29, 55</yrange>
+    <y2range>29, 55</y2range>
+    <ylabel></ylabel>
+    <y2label>Humidex</y2label>
+    <source>raw</source>
+    <subplot>
+      <title>Humidex</title>
+      <ycalc>cadhumidex(data['temp_out'],data['hum_out'])</ycalc>
+      <colour>4</colour>
+      <axes>x1y2</axes>
+    </subplot>
+    <subplot>
+      <title>HI > 54, Heat Stroke Probable</title>
+      <ycalc>54</ycalc>
+      <axes>x1y2</axes>
+      <colour>1</colour>
+    </subplot>
+    <subplot>
+      <title>HI > 45, Dangerous</title>
+      <ycalc>45</ycalc>
+      <axes>x1y2</axes>
+      <colour>8</colour>
+    </subplot>
+    <subplot>
+      <title>HI > 40, Intense</title>
+      <ycalc>40</ycalc>
+      <axes>x1y2</axes>
+      <colour>6</colour>
+    </subplot>
+    <subplot>
+      <title>HI > 35, Evident</title>
+      <ycalc>35</ycalc>
+      <axes>x1y2</axes>
+      <colour>2</colour>
+    </subplot>
+    <subplot>
+      <title>HI > 30, Noticeable</title>
+      <ycalc>30</ycalc>
+      <axes>x1y2</axes>
+      <colour>3</colour>
+    </subplot>
+  </plot>
+</graph>