Base directory structure and skeleton files

Change-Id: I7f07ab8a285650cc64a07dc974de0694fd779b7f
diff --git a/CHANGELOG.rst b/CHANGELOG.rst
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+=========
+Changelog
+=========
+
+Version 2017.4
+=============================
+
+commit 998bc551c39e2da9ab706d27c6cbc88310c73a0a (HEAD -> master)
+Author: Ilya Kharin <ikharin@mirantis.com>
+
+    Add .gitreview file