v0.7.2 (Month day, year)

API Changes

:py:class:`pvlib.forecast.ForecastModel` now requires start and end arguments to be tz-localized. (:issue:`877`, :pull:`879`)

TMY3 dataframe returned by :py:func:`~pvlib.iotools.read_tmy3` now contains the original Date (MM/DD/YYYY) and Time (HH:MM) columns that the indices were parsed from (:pull:`866`)
Add Kimber soiling model :py:func:`pvlib.losses.soiling_kimber` (:pull:`860`)

Fix :py:func:`~pvlib.iotools.read_tmy3` parsing when February contains a leap year (:pull:`866`)
Implement NREL Developer Network API key for consistent success with API calls in :py:mod:`pvlib.tests.iotools.test_psm3` (:pull:`873`)
Fix issue with :py:class:`pvlib.location.Location` creation when passing tz=datetime.timezone.utc (:pull:`879`)
Fix documentation homepage title to "pvlib python" based on first heading on the page. (:pull:`890`) (:issue:`888`)
Implement pytest-remotedata to increase test suite speed. Requires --remote-data pytest flag to execute data retrieval tests over a network.(:issue:`882`)(:pull:`896`)
Fix missing 0.7.0 what's new entries about changes to PVSystem.pvwatts_ac. Delete unreleased 0.6.4 what's new file. (:issue:`898`)
Compatibility with cftime 1.1. (:issue:`895`)
Add Python3.8 to Azure Pipelines CI (:issue:`903`)(:pull:`904`)
Add documentation build test to Azure Pipelines CI (:pull:`909`)
Minor implemention changes to avoid runtime and deprecation warnings in :py:func:`~pvlib.clearsky.detect_clearsky`, :py:func:`~pvlib.iam.martin_ruiz_diffuse`, :py:func:`~pvlib.losses.soiling_hsu`, and various test functions.