Blag

* debianized package
* Small fix in makefile
* updated dependencies:
* pytest 7.1.2
* sphinx 5.0.0
* twine 3.7.1
* wheel 0.37.1
* markdown 3.3.7
* jinja 3.1.2
* pygments 2.12.0

* `make serve` now rebuilds immediately once after called to avoid serving
stale files
* updated dependencies:
* feedgenerator 2.0.0
* jinja2 3.0.1
* pytest-cov 3.0.0
* flake8 4.0.1
* twine 3.5.0

* added Python 3.10 to list of supported versions to test against
* added dependabot to github workflows
* updated various dependencies:
* pygments 2.10.0
* sphinx 4.2.0
* twine 3.4.2
* wheel 0.37.0
* pytest 6.2.5

* first 1.0 release!
* bump requirements of feedgenerator to 1.9.2. this version uses the
description to provide a subtitle for the feed

* updated to jinja 3.0
* updated to sphinx 4.0
* added link to changelog