Update README.md

README.md

 # Description
-
 Class imagej_tiff to read multilayer tiff files and parse tags
-* layers are stacked as along depth (think RGB)
-
-# Example
-
+* layers are stacked along depth (think RGB)
+* parse imagej generated tags (50838 and 50839)
+# Examples
+```sh
 from PIL import Image
 import xml.etree.ElementTree as ET
 import numpy as np
 import matplotlib.pyplot as plt
-
 import imagej_tiff as ijt
 
 tiff = ijt.imagej_tiff('test.tiff')
@@ -18,3 +16,4 @@ print(ijt.infos)
 print(ijt.infos)
 tiff.show_images(['X-corr','Y-corr',0,2])
 plt.show()
+```