Bump up version to 3.0.0

Author: krasoffski

setup.cfg

@@ -1,2 +1,8 @@
 [metadata]
-description-file = README.md
+description-file = README.md
+
+[sdist]
+formats=gztar
+
+[bdist_wheel]
+universal = 1

setup.py

@@ -3,12 +3,12 @@
 setup(
     name='reportportal-client',
     packages=find_packages(),
-    version='2.6.0',
+    version='3.0.0',
     description='Python client for Report Portal',
     author='Artsiom Tkachou',
     author_email='[email protected]',
     url='https://github.com/reportportal/client-Python',
-    download_url='https://github.com/reportportal/client-Python/tarball/2.6.0',
+    download_url='https://github.com/reportportal/client-Python/tarball/3.0.0',
     license='GNU General Public License v3',
     keywords=['testing', 'reporting', 'reportportal'],
     classifiers=[],