Improvements to policy monitoring framework

This fixes the isseu where policy monitoring is configured per device type, they were not used. With this fix, main policy monitoring config is with cdm-config.xml and per device type can be enabled separately in the device type related xml file.

components/device-mgt/org.wso2.carbon.device.mgt.common/src/main/java/org/wso2/carbon/device/mgt/common/general/GeneralConfig.java

@@ -0,0 +1,34 @@
+/*
+ * Copyright (c) 2018, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
+ *
+ * WSO2 Inc. licenses this file to you under the Apache License,
+ * Version 2.0 (the "License"); you may not use this file except
+ * in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+
+package org.wso2.carbon.device.mgt.common.general;
+
+public class GeneralConfig {
+
+    private boolean policyMonitoringEnabled;
+
+    public boolean isPolicyMonitoringEnabled() {
+        return policyMonitoringEnabled;
+    }
+
+    public void setPolicyMonitoringEnabled(boolean policyMonitoringEnabled) {
+        this.policyMonitoringEnabled = policyMonitoringEnabled;
+    }
+}
+