minor fix for if there's other instances of directions

kmz2gtiff.sh

@@ -20,10 +20,10 @@ KML=`basename $KMZ | sed s:.kmz:.kml:`
 PNG=`basename $KMZ`.png
 GTIFF=`basename $KMZ | sed s:.kmz:.tif:`
 
-north=`grep "north" ${KML} | sed s:\<north\>::g | sed s:\</north\>::g`
-south=`grep "south" ${KML} | sed s:\<south\>::g | sed s:\</south\>::g`
-west=`grep "west" ${KML} | sed s:\<west\>::g | sed s:\</west\>::g`
-east=`grep "east" ${KML} | sed s:\<east\>::g | sed s:\</east\>::g`
+north=`grep "<north>" ${KML} | sed s:\<north\>::g | sed s:\</north\>::g`
+south=`grep "<south>" ${KML} | sed s:\<south\>::g | sed s:\</south\>::g`
+west=`grep "<west>" ${KML} | sed s:\<west\>::g | sed s:\</west\>::g`
+east=`grep "<east>" ${KML} | sed s:\<east\>::g | sed s:\</east\>::g`
 
 gdal_translate -of GTiff -a_ullr $west $north $east $south $PNG $GTIFF
 rm $KML $PNG