Do not use werkzeug>=3.0.0 (#50)

Test lazyload (#47)

* test that lazily loaded modules are not imported by default

* pandas compability

* lazy load figure factory

Fix missing submodules from GitHub build (#41)

* fix github build not including submodules

* test install package

* fix cli

Create a plugin for additional filetypes (#40)

* plugin for additional file types

* remove parquet and feather from xiplot

* add plugin to publish workflow

* Apply suggestions from code review

Co-authored-by: Juniper Tyree <50025784+juntyr@users.noreply.github.com>

* Add footnote about plugin to data_files.md

* Add installation instructions to plugin README.md

* unit tests for filetypes plugin

* Do not force install test_plugin during testing

Add it to requirements-dev.txt instead.
And issue a warning during testing if not installed.

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Co-authored-by: Juniper Tyree <50025784+juntyr@users.noreply.github.com>

Pypi (#19)

* Pypi configuration

* Github actions workflow for uploading new version to pypi