Clean headers in CPaster.

Ran script to remove inludes on a trial-and-error basis and
manually corrected it.

Change-Id: Ica7093e3ea356c962d7a5ad8fd77bb89dbc11e18
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@digia.com>

src/plugins/cpaster/urlopenprotocol.cpp

@@ -31,7 +31,6 @@
 
 #include <utils/qtcassert.h>
 
-#include <QFileInfo>
 #include <QNetworkReply>
 
 using namespace CodePaster;