update setup.py and version.py

Author: mganahl

setup.py

@@ -35,7 +35,7 @@
     version=__version__,
     url='http://github.com/google/TensorNetwork',
     author='The TensorNetwork Developers',
-    author_email='chaseriley@google.com',
+    author_email='martin.ganahl@gmail.com',
     python_requires=('>=3.6.0'),
     install_requires=requirements,
     license='Apache 2.0',

tensornetwork/version.py

@@ -12,4 +12,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-__version__ = '0.4.3'
+__version__ = '0.4.4'