test updates

- fix nose coverage flags
- add coverage support for files tested outside of the utils directory
- exclude stdlib and virtualenv installed dependencies

utils/.coveragerc

@@ -0,0 +1,4 @@
+[run]
+omit=
+    */lib/python*/site-packages/*
+    /usr/*

utils/setup.cfg

@@ -7,10 +7,12 @@ universal=1
 [nosetests]
 tests=../,../roles/openshift_master_facts/test/,test/
 verbosity=2
-with_coverage=1
-cover_html=1
-cover_package=ooinstall
-cover_min_percentage=70
+with-coverage=1
+cover-html=1
+cover-inclusive=1
+cover-min-percentage=70
+cover-erase=1
+detailed-errors=1
 
 [flake8]
 max-line-length=120