Bump version in setup.py (#6)

Bump version to 1.1.0. Main changes since 1.0.0:

- Significant simplification of the internal logic
- Include a proof of correctness in the docstrings
- Additional testing

Author: mdickinson

setup.py

@@ -20,7 +20,7 @@
 
 setuptools.setup(
     name="simplefractions",
-    version="1.0.0",
+    version="1.1.0",
     author="Mark Dickinson",
     author_email="dickinsm@gmail.com",
     description="Find the simplest fraction for a given float or interval",