Update version to 1.2.2 (#707)

Updating version to include two fixes by jettinsonjoe:
- #705
- #706

Author: Kenadia

setup.py

@@ -178,7 +178,7 @@ def run_tests(self):
 
 setup(
     name='openhtf',
-    version='1.2.1',
+    version='1.2.2',
     description='OpenHTF, the open hardware testing framework.',
     author='John Hawley',
     author_email='[email protected]',