fix formatting issues

Author: Helene

source/confParser.py

@@ -42,6 +42,7 @@ def findCertFile(path):
                 return name
     return None
 
+
 def merge_defaults_and_args(defaults, args):
     '''merge default config parameters with input parameters from the command line'''
     brConfig = {}

tests/test_params.py

@@ -2,10 +2,10 @@
 from nose.tools import with_setup
 
 
-def my_setup(): 
-    global a,b,c
+def my_setup():
+    global a, b, c
     a = parse_defaults_from_config_file()
-    b,c = parse_cmd_args([])
+    b, c = parse_cmd_args([])
 
 
 def test_case01():