Refactor code and cleanup with stub completion

Refactored code and moved some structs from handler to backend
Completed the interface that is part of the backend
Currently, the interface implementation is empty and will need to be fleshed out

Issue-ID: AAF-99

Change-Id: I0083bc9d7ce7f6e5294339bf1e270b90c1b3de29
Signed-off-by: Kiran <kiran.k.kamineni@intel.com>
diff --git a/LICENSE.txt b/LICENSE.txt
new file mode 100644
index 0000000..5f63bb7
--- /dev/null
+++ b/LICENSE.txt
@@ -0,0 +1,18 @@
+
+ ============LICENSE_START==========================================
+ ===================================================================
+ Copyright © 2018 Intel Corp, Inc
+ All rights reserved.
+ ===================================================================
+ 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
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+ ============LICENSE_END============================================