Merge pull request #166 from 'vincent-albufera/exemple_modif'

DOC: Improve harris corners and peak detection examples and docstrings.

skimage/data/__init__.py

@@ -44,6 +44,20 @@ def lena():
     """
     return load("lena.png")
 
+def text():
+	""" Gray-level "text" image used for corner detection.
+
+    Notes
+    -----
+    This image was downloaded from Wikipedia
+    <http://en.wikipedia.org/wiki/File:Corner.png>`__.
+
+    No known copyright restrictions, released into the public domain.
+
+    """
+
+	return load("text.png")
+
 def checkerboard():
     """Checkerboard image.