Add 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
+
+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')
+print(ijt.labels)
+print(ijt.infos)
+print(ijt.infos)
+tiff.show_images(['X-corr','Y-corr',0,2])
+plt.show()