testing: avoid unitialized members after constructor

cppcheck warned about this. This wasn't actually a problem (one member
was not used at all, the other was set later), but for the sake of
clean cppcheck scans let's fix it.

test/ClientTest.h

@@ -492,9 +492,6 @@ public:
     /** helper funclets to create sources */
     CreateSource createSourceA, createSourceB;
 
-    /** if set, then this will be called at the end of testing */
-    void (*cleanupSources)();
-
     LocalTests(const std::string &name, ClientTest &cl, int sourceParam, ClientTest::Config &co) :
         CppUnit::TestSuite(name),
         client(cl),

test/client-test-main.cpp

@@ -106,7 +106,10 @@ public:
 class ClientListener : public CppUnit::TestListener {
 public:
     ClientListener() :
-        m_failed(false)
+        m_failed(false),
+        // Not really necessary, will be initialized once the test starts.
+        // Set it anyway, to keep cppcheck happy.
+        m_testFailed(false)
     {
 #ifdef HAVE_SIGNAL_H
         // install signal handler which turns an alarm signal into a runtime exception
@@ -238,7 +241,9 @@ private:
     set<string> m_allowedFailures;
     bool m_failed, m_testFailed;
     string m_currentTest;
+#ifdef HAVE_SIGNAL_H
     int m_alarmSeconds;
+#endif
     PushLogger<Logger> m_logger;
     CppUnit::TestResultCollector m_failures;