Add tests from develop

Added tests from develop. The test results need to be modified for 2.0.

maxscale-system-test/mxs118.cpp

@@ -0,0 +1,27 @@
+/**
+ * @file mxs118.cpp bug mxs118 regression case ("Two monitors loaded at the same time result into not working installation")
+ *
+ * - Configure two monitors using same backend serves
+ * - try to connect to maxscale
+ * - check logs for warning
+ */
+
+#include <iostream>
+#include <unistd.h>
+#include "testconnections.h"
+
+using namespace std;
+
+int main(int argc, char *argv[])
+{
+    TestConnections * Test = new TestConnections(argc, argv);
+    Test->set_timeout(10);
+    Test->connect_maxscale();
+
+    Test->check_log_err((char *) "Multiple monitors are monitoring server", true);
+
+    int rval = Test->global_result;
+    delete Test;
+    return rval;
+}
+