Fix: compass_point (#1372)

Fix: compass_point, 341-348 degrees missing value in 16-wind compass rose

lib/geocoder/calculations.rb

@@ -154,7 +154,7 @@ module Geocoder
     # Translate a bearing (float) into a compass direction (string, eg "North").
     #
     def compass_point(bearing, points = COMPASS_POINTS)
-      seg_size = 360 / points.size
+      seg_size = 360.0 / points.size
       points[((bearing + (seg_size / 2)) % 360) / seg_size]
     end