- update of api.rst and whatsnew files

Author: tylunel

docs/sphinx/source/api.rst

@@ -376,6 +376,7 @@ in some files.
    :toctree: generated/
 
    location.Location.from_tmy
+   location.Location.from_epw
 
 
 TMY

docs/sphinx/source/whatsnew/v0.7.0.rst

@@ -123,6 +123,8 @@ Enhancements
 * Add `timeout` to :py:func:`pvlib.iotools.get_psm3`.
 * Created one new incidence angle modifier (IAM) function for diffuse irradiance:
   :py:func:`pvlib.iam.martin_ruiz_diffuse`. (:issue:`751`)
+* Add :py:meth:`~pvlib.location.Location.from_epw`, a method to create a Location
+  object from epw metadata, typically coming from `pvlib.iotools.epw.read_epw`.
 
 Bug fixes
 ~~~~~~~~~