Try to fix ccoverage

.coveragerc

 [run]
 branch = True
-source =
-    beem/
-    beembase/
-    beemapi/
-    beemgrapheneapi/
-    beemgraphenebase/
 omit = 
      */.eggs/*
      */.tox/*
@@ -17,10 +11,5 @@ omit =
 
 [paths]
 source =
-    beem/
-    beembase/
-    beemapi/
-    beemgrapheneapi/
-    beemgraphenebase/
     .tox/*/lib/python*/site-packages/beem
     .tox/pypy/site-packages/beem

.gitignore

@@ -8,6 +8,8 @@ __pycache__/
 
 # Distribution / packaging
 .Python
+.coverage
+coverage.xml
 env/
 build/
 develop-eggs/