fixed license in pypi

- version 0.2.6

Author: introkun

setup.py

@@ -13,15 +13,14 @@
 # This call to setup() does all the work
 setuptools.setup(
 	name="qt-range-slider",
-	version="0.2.5",
+	version="0.2.6",
 	description="Qt widget-slider with two thumbs (min/max values)",
 	long_description=README,
 	long_description_content_type="text/markdown",
 	url="https://github.com/introkun/qt-range-slider",
 	author="Sergey G",
 	author_email="introkun@gmail.com",
 	license="MIT",
-	license_files = ('LICENSE'),
 	classifiers=[
 		"License :: OSI Approved :: MIT License",
 		'Operating System :: OS Independent',