Fmu-config

What's Changed
* Add github workflow for pypi deploy, https://github.com/equinor/fmu-config/pull/40

Bux fixes ad code/doc improvements
* CI by GitHub pages, https://github.com/equinor/fmu-config/pull/30
* Add black/flake to CI. Rm Py2 legacy, https://github.com/equinor/fmu-config/pull/35
* Update docs, https://github.com/equinor/fmu-config/pull/37
* Fix doc build error, https://github.com/equinor/fmu-config/pull/38


**Full Changelog**: https://github.com/equinor/fmu-config/compare/1.0.5...1.0.6

* Fix that allow for YAML merge tags to work 27
* Fix for use for small floats

* Wrong parsing of value with underscore 12
* Fix issues with nested lists and dicts 13
* Handling of "/" in strings when such strings (e.g. filepaths) are templated 21

Bug fix when small floats present; secure that they are treated correct when transferred to IPL syntax

First version after transferring repo to github (previous on internal gitlab)