(pub): publish v0.0.6

- A huge release, but no actual API changes except for bugfixes for
  certain versions of Django
  - fixes for Django < 1.10 and < 1.8
  - add tests with 92% code coverage
  - add test matrix for Django 2.2, 1.11, 1.9, and 1.5 as well as
    Python 3.5, 3.4, and 2.7
    - and improve compatibility docs
  - add Travis CI and CodeCov support
  - add Poetry build-system and testing dependencies
  - add maidfile.md to consolidate tasks and add some contributing docs

(pub): publish v0.0.5

- fixes typo that checked for ediable attribute instead of editable

- also includes v0.0.5-alpha.1 changes:
  - fixes base_manager_name for Django 1.10+ usage

(pub): publish v0.0.5-alpha.1

- fixes base_manager_name for Django 1.10+ usage

- alpha as there may be some other incompatibilities in Django 1.10+
  I don't know of. can always republish as full release later.

(pub): publish v0.0.4

- adds django_serializable_model module
  - previously had to import via serializable module, which was
    unintuitive and unintentional
    - can still use serializable module if you were using it before;
      there are no breaking changes made in this patch release, but
      it is deprecated and will be removed when v1.0.0 rolls around
- fixes incorrect module name used in Usage docs

- adds CHANGELOG.md
- adds Django 2.2 classifier
- some other minor docs improvements around badges and clarifications

- purely internal changes:
  - adds changelog.sh script

(pub): publish v0.0.3

(pub): publish v0.0.2

- proper Markdown README for PyPI included in this now that
  I updated OSes to update Twine

(pub): publish v0.0.1

- add Installation section to README
  - move compatibility section to underneath it