Subversion: More direct access to client singleton

Change-Id: I4263b07da9970101dbbc798dbf64359c1da5199b
Reviewed-by: Orgad Shaneh <orgads@gmail.com>

src/plugins/subversion/subversionclient.cpp

@@ -291,6 +291,12 @@ void SubversionClient::describe(const FilePath &workingDirectory, int changeNumb
     controller->requestReload();
 }
 
+SubversionClient &subversionClient()
+{
+    static SubversionClient theSubversionClient;
+    return theSubversionClient;
+}
+
 } // namespace Internal
 } // namespace Subversion