Prep for Release 2.0.0

This commit includes the release notes for v2.0.0, two small updates
to the release checklist for clarity and changes to requirements.txt
and requirements.in files to update dependency versions.

Signed-off-by: Rose Judge <[email protected]>

release: Prep for Patched Release 1.0.1

* Update requirements.txt file for PyYAML dependency.
* Added freeze requirements.
* Added release notes.

Signed-off-by: Rose Judge <[email protected]>

release: Prep for Release 1.0.0

* The release checklist has steps to upload a PyPI release manually.
  It also has some clarifications on what the release number looks
  like and how to get the changelog and authors information.
* Added new requirements to requirements.in
* Bumped up versions for docker and stevedore in requirements.txt
* Added freeze requirements.txt for release.
* Added release notes.

Signed-off-by: Nisha K <[email protected]>

release: Prep for Release 1.0.0

* The release checklist has steps to upload a PyPI release manually.
  It also has some clarifications on what the release number looks
  like and how to get the changelog and authors information.
* Added new requirements to requirements.in
* Bumped up versions for docker and stevedore in requirements.txt
* Added freeze requirements.txt for release.
* Added release notes.

Signed-off-by: Nisha K <[email protected]>

docs: Updated to release 0.5.4

pre-deploy requires the release requirements file to have a release
version matching the tag that gets created. This was not done for
the previous tag. Bumping up the release by making sure all the
files required are in place.

- Moved v0.5.2 requirements.txt to v0.5.4 requirements.txt file
- Updated the release notes accordingly

Signed-off-by: Nisha K <[email protected]>

docs: Release notes for release 0.5.3

Updated release notes for patch release 0.5.3

-Added changelog with one ci/cd fix and previous 0.5.2 release notes.
-Moved the release requirements.txt file to a new name

Signed-off-by: Rose Judge <[email protected]>

docs: Release notes for release 0.5.2

Updated release notes for patch release 0.5.2

- Added changelog with two ci/cd fixes and one release notes
commit
- Moved the release requirements.txt file to a new name

Signed-off-by: Nisha K <[email protected]>

docs: Release notes for release 0.5.1

Patches include removing the tag verify command in CircleCI

The content in the release requirements file is the same, but a
file with a new name reflecting the new version is created.

Signed-off-by: Nisha K <[email protected]>

docs: Release notes and freeze for v0.5.0

This commit contains:
- Release notes for release v0.5.0
- The exact versions of the dependencies required to build release
v0.5.0
- Formatting changes to the release checklist
- Modified steps in the release checklist to look for upgrades in
the requirements

Signed-off-by: Nisha K <[email protected]>

release: Cut release v0.4.0

- Add release notes for v0.4.0
- Bump version for pip
- Updated README with new release

Signed-off-by: Nisha K <[email protected]>