removed space before km/h (#433)

lib/view/line.py

@@ -143,13 +143,13 @@ def render_wind(data, query):
         wind_direction = ""
 
     if query.get('use_ms_for_wind', False):
-        unit = ' m/s'
+        unit = 'm/s'
         wind = u'%s%.1f%s' % (wind_direction, float(data['windspeedKmph'])/36.0*10.0, unit)
     elif query.get('use_imperial', False):
-        unit = ' mph'
+        unit = 'mph'
         wind = u'%s%s%s' % (wind_direction, data['windspeedMiles'], unit)
     else:
-        unit = ' km/h'
+        unit = 'km/h'
         wind = u'%s%s%s' % (wind_direction, data['windspeedKmph'], unit)
 
     return wind