Fixed unusedFunctions warnings emmitted by cppcheck:

- Several tests in testcmdlineparser.cpp were never executed (failing tests commented)
- Unnecessary function in testmemleak.cpp removed.

test/testcmdlineparser.cpp

@@ -51,6 +51,14 @@ private:
         TEST_CASE(defines);
         TEST_CASE(defines2);
         TEST_CASE(defines3);
+        //TEST_CASE(defines4);
+        //TEST_CASE(fileListStdin); // Hangs
+        TEST_CASE(ignorefilepaths1);
+        TEST_CASE(ignorefilepaths2);
+        //TEST_CASE(ignorepaths1);
+        //TEST_CASE(ignorepaths2);
+        //TEST_CASE(ignorepaths3);
+        //TEST_CASE(ignorepaths4);
         TEST_CASE(includesnopath);
         TEST_CASE(includes);
         TEST_CASE(includesslash);

test/testmemleak.cpp

@@ -3125,25 +3125,6 @@ private:
     }
 
 
-    void checkvcl(const char code[]) {
-        // Clear the error buffer..
-        errout.str("");
-
-        Settings settings;
-        settings.experimental = true;
-
-        // Tokenize..
-        Tokenizer tokenizer(&settings, this);
-        std::istringstream istr(code);
-        tokenizer.tokenize(istr, "test.cpp");
-        tokenizer.simplifyTokenList();
-
-        // Check for memory leaks..
-        CheckMemoryLeakInFunction checkMemoryLeak(&tokenizer, &settings, this);
-        checkMemoryLeak.check();
-    }
-
-
     void class1() {
         check("class Fred\n"
               "{\n"