Fix all whitespace issues. Patch from dhermes@google.com.
diff --git a/ref/index.html b/ref/index.html
old mode 100755
new mode 100644
index 3627a94..839d65e
--- a/ref/index.html
+++ b/ref/index.html
@@ -80,7 +80,7 @@
<li><a href="contents.html">Contents</a>
<li><a href="node2.html">1. Reference</a>
<ul>
-<li><a href="module-httplib2.html">1.1 <tt class="module">httplib2</tt>
+<li><a href="module-httplib2.html">1.1 <tt class="module">httplib2</tt>
A comprehensive HTTP client library.</a>
<ul>
<li><a href="http-objects.html">1.1.1 Http Objects</a>