Refactoring and formatting

[amotl]

Hi again,

this patch renames some modules and references within the code base, in order to trim it a bit, since we introduce a breaking API change with #1 anyway. Further, it formats the code using black and isort.

With kind regards,
Andreas.

[codecov-commenter]

Codecov Report

Merging #3 (17724a7) into main (f171787) will not change coverage.
The diff coverage is 88.06%.

@@           Coverage Diff           @@
##             main       #3   +/-   ##
=======================================
  Coverage   85.87%   85.87%           
=======================================
  Files          16       16           
  Lines         637      637           
=======================================
  Hits          547      547           
  Misses         90       90           

Impacted Files	Coverage Δ
grafana_client/elements/datasource.py	34.14% <25.00%> (ø)
grafana_client/elements/user.py	30.48% <36.84%> (ø)
grafana_client/__init__.py	100.00% <100.00%> (ø)
grafana_client/api.py	100.00% <100.00%> (ø)
grafana_client/client.py	93.93% <100.00%> (ø)
grafana_client/elements/__init__.py	100.00% <100.00%> (ø)
grafana_client/elements/admin.py	100.00% <100.00%> (ø)
grafana_client/elements/annotations.py	96.42% <100.00%> (ø)
grafana_client/elements/base.py	100.00% <100.00%> (ø)
grafana_client/elements/dashboard.py	100.00% <100.00%> (ø)
... and 6 more

---

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 f171787...17724a7. Read the comment docs.