Fix all whitespace issues. Patch from dhermes@google.com.
diff --git a/ref/response-objects.html b/ref/response-objects.html
old mode 100755
new mode 100644
index e3fbab4..74b79f5
--- a/ref/response-objects.html
+++ b/ref/response-objects.html
@@ -103,7 +103,7 @@
the request was sent to. All Response objects contain this key value,
including <code>previous</code> responses so you can determine the entire
chain of redirects. If <tt class="member">Http.force_exception_to_status_code</tt> is <code>True</code>
-and the number of redirects has exceeded the number of allowed number
+and the number of redirects has exceeded the number of allowed number
of redirects then the <tt class="class">Response</tt> object will report the error
in the status code, but the complete chain of previous responses will
still be in tact.