Merge pull request pandas-dev#4380 from daydreamt/patch-2

Fix typo.

Author: cpcloud

doc/source/v0.12.0.txt

@@ -6,7 +6,7 @@ v0.12.0 (July 24, 2013)
 This is a major release from 0.11.0 and includes several new features and
 enhancements along with a large number of bug fixes.
 
-Highlites include a consistent I/O API naming scheme, routines to read html,
+Highlights include a consistent I/O API naming scheme, routines to read html,
 write multi-indexes to csv files, read & write STATA data files, read & write JSON format
 files, Python 3 support for ``HDFStore``, filtering of groupby expressions via ``filter``, and a
 revamped ``replace`` routine that accepts regular expressions.