Added max_iterations on geometric distance

src/geomtree/affine_transform.py

@@ -329,6 +329,8 @@ def geometric_distance(tf1,tf2,alpha=0.95,epsilon=1e-6,iterations_max=float('Inf
         #sys.stdout.write('\rIteration : %i | Angles: %.6f, %.6f' % (j,theta1,theta2))
         j+=1
 
+    # out of the loop
+    return norm(xbar - ybar)