Update to pom files and package organization of bng-app

Also, update maven repo to HTTPS.

Change-Id: I664f819b2a671a5e85dcfd3e87e333f1163366d5
diff --git a/app/src/main/java/org/opencord/bng/impl/OsgiPropertyConstants.java b/app/src/main/java/org/opencord/bng/impl/OsgiPropertyConstants.java
new file mode 100644
index 0000000..1bd86a0
--- /dev/null
+++ b/app/src/main/java/org/opencord/bng/impl/OsgiPropertyConstants.java
@@ -0,0 +1,29 @@
+/*
+ * Copyright 2019-present Open Networking Foundation
+ *
+ * Licensed 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.opencord.bng.impl;
+
+public final class OsgiPropertyConstants {
+
+    public static final String ENABLE_LOCAL_EVENT_HANDLER = "enableLocalEventHandler";
+    public static final boolean ENABLE_LOCAL_EVENT_HANDLER_DEFAULT = true;
+    public static final String BNG_STATISTICS_PROBE_RATE = "bngStatisticsProbeRate";
+    public static final long BNG_STATISTICS_PROBE_RATE_DEFAULT = 5000;
+
+    private OsgiPropertyConstants() {
+    }
+
+}