ONOS-3972 Implemented BMv2 device provider

BMv2 devices can now be discovered (along with port informations) using
net-cfg (see tools/test/config/bmv2-cfg.json)

Change-Id: Ief2ca790dceb4d047b75aae6c5e1a89a05215e5f
diff --git a/providers/bmv2/app/features.xml b/providers/bmv2/app/features.xml
new file mode 100644
index 0000000..6c9372f
--- /dev/null
+++ b/providers/bmv2/app/features.xml
@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+<!--
+  ~ Copyright 2014-2016 Open Networking Laboratory
+  ~
+  ~ 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.
+  -->
+<features xmlns="http://karaf.apache.org/xmlns/features/v1.2.0" name="${project.artifactId}-${project.version}">
+    <feature name="${project.artifactId}" version="${project.version}"
+             description="${project.description}">
+        <feature>onos-drivers-bmv2</feature>
+        <bundle>mvn:${project.groupId}/${project.artifactId}/${project.version}</bundle>
+        <bundle>mvn:${project.groupId}/onos-bmv2-provider-device/${project.version}</bundle>
+        <bundle>mvn:org.apache.thrift/libthrift/0.9.2</bundle>
+        <bundle>mvn:${project.groupId}/onos-bmv2-protocol/${project.version}</bundle>
+    </feature>
+</features>
+