Fix deprecation

Author: vidartf

examples/Examples.ipynb

@@ -185,7 +185,7 @@
     "size = int(32) # size of image\n",
     "im = np.zeros((size,size)) # create zero image\n",
     "points = size*np.random.random((2, n**2)) # locations of seed values\n",
-    "im[(points[0]).astype(np.int), (points[1]).astype(np.int)] = size # seed high values\n",
+    "im[(points[0]).astype(np.int32), (points[1]).astype(np.int32)] = size # seed high values\n",
     "im = ndimage.gaussian_filter(im, sigma=size/(float(4)*n)) # smooth high values into surrounding areas\n",
     "im *= 1/np.max(im)# rescale to be in the range [0,1]\n",
     "rgba_im = img_as_ubyte(jet(im)) # convert the values to rgba image using the jet colormap\n",