migrate table, user to common models

[friendtocephalopods]

Summary of Changes

Added amundsencommon as a dependency, removed duplicate models, sorted imports.

Tests

None; amundsencommon models are identical to metadatalibrary ones, so it's a no-op.

Documentation

None.

CheckList

Make sure you have checked all steps below to ensure a timely review.

• PR title addresses the issue accurately and concisely. Example: "Updates the version of Flask to v1.0.2"
  • In case you are adding a dependency, check if the license complies with the ASF 3rd Party License Policy.
• PR includes a summary of changes.
• PR adds unit tests, updates existing unit tests, OR documents why no test additions or modifications are needed.
• In case of new functionality, my PR adds documentation that describes how to use it.
  • All the public functions and the classes in the PR contain docstrings that explain what it does
• PR passes make test

[feng-tao]

@friendtocephalopods , thanks, lgtm, would you mind bumping the pypi version as well?

[codecov-io]

Codecov Report

Merging #103 into master will decrease coverage by 2.77%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master     #103      +/-   ##
==========================================
- Coverage   72.65%   69.88%   -2.78%     
==========================================
  Files          23       21       -2     
  Lines        1119     1016     -103     
  Branches      116      106      -10     
==========================================
- Hits          813      710     -103     
  Misses        279      279              
  Partials       27       27

Impacted Files	Coverage Δ
metadata_service/proxy/atlas_proxy.py	85.08% <ø> (ø)	⬆️
metadata_service/proxy/gremlin_proxy.py	44.61% <ø> (ø)	⬆️
metadata_service/proxy/neo4j_proxy.py	73.43% <ø> (ø)	⬆️
metadata_service/proxy/base_proxy.py	67.3% <ø> (ø)	⬆️

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 9c21831...769e0eb. Read the comment docs.