typo in whatsnew/doc update

Author: lboeman

docs/sphinx/source/whatsnew/v0.6.1.rst

@@ -9,7 +9,7 @@ release.
 **Python 2.7 support will end on June 1, 2019**. Releases made after this
 date will require Python 3. (:issue:`501`)
 
-**Minimum pandas requirment bumped 0.14.0=>0.15.0**
+**Minimum pandas requirement bumped 0.14.0=>0.15.0**
 
 
 API Changes

pvlib/iotools/surfrad.py

@@ -52,7 +52,7 @@ def read_surfrad(filename, map_variables=True):
         Filepath or url.
     map_variables: bool
         When true, renames columns of the Dataframe to pvlib variable names
-        where applicable.
+        where applicable. See variable SURFRAD_COLUMNS.
 
     Returns
     -------