DOC: Document new genfromtxt max_rows argument in release notes.

doc/release/1.10.0-notes.rst

@@ -78,6 +78,13 @@ extensions is now performed in *n* parallel processes.
 The parallelization is limited to files within one extension so projects using
 Cython will not profit because it builds extensions from single files.
 
+*genfromtxt* has an new ``max_rows`` argument
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+A ``max_rows`` argument has been added to *genfromtxt* to limit the
+number of rows read in a single call. Using this functionality, it is
+possible to read in multiple arrays stored in a single file by making
+repeated calls to the function.
+
 
 Improvements
 ============
@@ -105,7 +112,7 @@ close the previous and the next period cycles, resulting in the correct
 interpolation behavior.
 
 *np.pad* supports more input types for ``pad_width`` and ``constant_values``
-~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 ``constant_values`` parameters now accepts NumPy arrays and float values.
 NumPy arrays are supported as input for ``pad_width``, and an exception is
 raised if its values are not of integral type.