Include browser extensions as part of package data

Author: mdmintz

MANIFEST.in

@@ -9,6 +9,7 @@ include install.bat
 include virtualenv_install.sh
 include virtualenv_install.bat
 include seleniumbase/core/create_db_tables.sql
+include seleniumbase/extensions/*.zip
 include seleniumbase/utilities/selenium_grid/grid-hub
 include seleniumbase/utilities/selenium_grid/grid-node
 include seleniumbase/utilities/selenium_grid/font_color

setup.py

@@ -81,13 +81,15 @@
         'seleniumbase.console_scripts',
         'seleniumbase.core',
         'seleniumbase.drivers',
+        'seleniumbase.extensions',
         'seleniumbase.fixtures',
         'seleniumbase.masterqa',
         'seleniumbase.plugins',
         'seleniumbase.utilities',
         'seleniumbase.utilities.selenium_grid',
         'seleniumbase.utilities.selenium_ide',
     ],
+    include_package_data=True,
     entry_points={
         'console_scripts': [
             'seleniumbase = seleniumbase.console_scripts.run:main',