Fix errors with changes in numeric results

The following commits result in changes to the numeric results:
f2403f2 Fix incorrect usage of zero_summer_heat_demand setting
6c8a363 Remove rounding of cloud cover value
c12d641 Fix usage of holidays package

Full Changelog: 0.16.2...0.17.0

Fix settings used for demandlib

When using demandlib to generate VDI4655 profiles (instead of lpagg) the temperature limits for summer and winter are now correctly transferred to demandlib. This changes the resulting profiles.

Also some deprecations are cleaned up.

Full Changelog: 0.16.1...0.16.2

Minor bugfixes

Fix error resulting in zero dhw demand

Full Changelog: 0.16.0...0.16.1

Return more results from the aggregator

This changes the return value of the 'aggregator_run' function to a dictionary of DataFrames.

Full Changelog: 0.15.3...0.16.0

Publish lpagg as noarch package on conda

With this release, installing lpagg from conda with the command
conda install lpagg -c jnettels -c conda-forge
should work regardless of architecture and installed python version.

Full Changelog: 0.15.1...0.15.3

Fix deprecations in dependencies and other warnings

Full Changelog: 0.14.2...0.14.3

Publish python 3.9 build on conda

0.14.2

Publish python 3.9 build on conda

Change license to MIT license

0.14.1

Change license to MIT license

Update GitHub workflows

Add answer to anaconda login question

Update GitHub workflows

Edit anaconda login