CONTRIBUTING.md in googleauth-0.5.3 vs CONTRIBUTING.md in googleauth-0.6.0

@@ -7,14 +7,15 @@
 
 Please fill out either the individual or corporate Contributor License Agreement
 (CLA).
 
   * If you are an individual writing original source code and you're sure you
-    own the intellectual property, then you'll need to sign an [individual CLA]
-    (http://code.google.com/legal/individual-cla-v1.0.html).
+    own the intellectual property, then you'll need to sign an [individual CLA].
   * If you work for a company that wants to allow you to contribute your work,
-    then you'll need to sign a [corporate CLA]
-    (http://code.google.com/legal/corporate-cla-v1.0.html).
+    then you'll need to sign a [corporate CLA].
+
+[individual CLA]: http://code.google.com/legal/individual-cla-v1.0.html
+[corporate CLA]: http://code.google.com/legal/corporate-cla-v1.0.html
 
 Follow either of the two links above to access the appropriate CLA and
 instructions for how to sign and return it. Once we receive it, we'll be able to
 accept your pull requests.