Bump version to 0.1.1

- Fixes: output goes to the wrong cell when using Run All until poll is called
  at least once.
- Adds binder launcher files/links

setup.cfg

@@ -1,6 +1,6 @@
 [metadata]
 name = jupyter-ui-poll
-version = 0.1.0
+version = 0.1.1
 
 description = Block jupyter cell execution while interacting with widgets
 long_description = file: README.rst