Sergey Kraynev da2833fa1f Add suppport for RElease NOtes ...

There are follow changes in the current patch:
 - Update .gitignore to exclude releasenotes/build subdirectory.
 - Add placeholders for notes and source files.
 - Add index.rst with reference on unreleased notes.
 - Use pbr to search branches and tags of project.
 - Update tox.ini by new environment for building releasenotes.

Change-Id: I7f834a3fb05bf1a7d7565ce7bdb44a1d4b4e2e3d

2016-10-06 17:35:03 +03:00

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Add suppport for RElease NOtes

2016-10-06 17:35:03 +03:00