Version Update.

Change log:
- All Message's attributes default to None. Don't need hasattr to check
  attribute.
- Inline mode support.
- Add InlineQueryResultArticle InlineQueryResultPhoto
  InlineQueryResultGif InlineQueryResultMpeg4Gif InlineQueryResultVideo
- Add new method answer_inline_query
- Add new inline_handler

setup.py

@@ -6,7 +6,7 @@ def readme():
         return f.read()
 
 setup(name='pyTelegramBotAPI',
-      version='1.4.0',
+      version='1.4.1',
       description='Python Telegram bot api. ',
       long_description=readme(),
       author='eternnoir',