Implement geocoding and reverse geocoding with tiger interpolation lines instead of points.

mytests/random_points_bbox.py

@@ -0,0 +1,7 @@
+import numpy as np
+
+def getPoints(num, sw_lng, sw_lat, ne_lng, ne_lat):
+    aResult = np.empty(shape=(num,2))
+    for i in range(0,num):
+        aResult[i] = [np.random.uniform(ne_lng, sw_lng), np.random.uniform(sw_lat, ne_lat)]
+    return aResult