Add configuration for django-app-enabler

[yakky]

Description

Update addon.json to support django-app-enabler

Update documentation

References

Fix #141

Checklist

• I have read the contribution guide
• Code lint checked via inv lint
• changes file included (see docs)
• Usage documentation added in case of new features
• Tests added

[codecov]

Codecov Report

Merging #142 (cd62af5) into develop (2636f3f) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff            @@
##           develop     #142   +/-   ##
========================================
  Coverage    89.80%   89.80%           
========================================
  Files            8        8           
  Lines          363      363           
  Branches        43       43           
========================================
  Hits           326      326           
  Misses          24       24           
  Partials        13       13           

Flag	Coverage Δ
unittests	89.80% <ø> (ø)

Flags with carried forward coverage won't be shown. Click here to find out 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 2636f3f...cd62af5. Read the comment docs.

[coveralls]

Coverage remained the same at 93.352% when pulling cd62af5 on feature/issue-141-app-enabler into 2636f3f on develop.