gis/tangogps: Wrap README at 72 columns.

Signed-off-by: B. Watson <yalhcru@gmail.com>

gis/tangogps/README

@@ -1,10 +1,10 @@
-tangogps is an easy to use, fast, and lightweight mapping application 
-for use with or without GPS.  By default, tangoGPS uses map data from
-the Openstreetmap project.  Additionally, a variety of other repositories 
-can be easily added.  The maps are downloaded and cached for offline use 
-while you drag or zoom the map.  Furthermore, you can conveniently pre-cache 
-areas with tangoGPS. 
+tangogps is an easy to use, fast, and lightweight mapping application
+for use with or without GPS.  By default, tangoGPS uses map data
+from the Openstreetmap project.  Additionally, a variety of other
+repositories can be easily added.  The maps are downloaded and cached
+for offline use while you drag or zoom the map.  Furthermore, you can
+conveniently pre-cache areas with tangoGPS.
 
-If connected to a GPS, your current position and track are shown on the map,
-and you can log positional data for further processing, e.g. for geocoding 
-photos or uploading streets to Openstreetmap. 
+If connected to a GPS, your current position and track are shown
+on the map, and you can log positional data for further processing,
+e.g. for geocoding photos or uploading streets to Openstreetmap.