CLN: add html_encoding path to setup.py data

Author: cpcloud

setup.py

@@ -583,6 +583,7 @@ def pxd(name):
                                   'tests/data/*.xlsm',
                                   'tests/data/*.table',
                                   'tests/data/*.html',
+                                  'tests/data/html_encoding/*.html',
                                   'tests/test_json/data/*.json'],
                     'pandas.tools': ['tests/*.csv'],
                     'pandas.tests': ['data/*.pickle',