War on whitespace

This uses "git-apply --whitespace=strip" to fix whitespace errors that have
crept in to our source files over time.  There are a few files that need
to have trailing whitespaces (most notably, test vectors).  The results
still passes the test, and build result in Documentation/ area is unchanged.

Signed-off-by: Junio C Hamano <gitster@pobox.com>

http-push.c

@@ -518,7 +518,7 @@ static void start_put(struct transfer_request *request)
 	request->buffer.size = stream.total_out;
 	request->buffer.posn = 0;
 
-	request->url = xmalloc(strlen(remote->url) + 
+	request->url = xmalloc(strlen(remote->url) +
 			       strlen(request->lock->token) + 51);
 	strcpy(request->url, remote->url);
 	posn = request->url + strlen(remote->url);