bug fix team configuration function (locustio#88)

* change team_configuration function

* update configuration works

locust/configuration.py

@@ -12,7 +12,8 @@ class ClientConfiguration:
     This class is a handler for data configuration with JSON data structure.
     """
 
-    config_data = None
+    def __init__(self):
+        self.config_data = None
 
     def read_json(self, path=None):
         """
@@ -22,6 +23,11 @@ def read_json(self, path=None):
         if self.config_data is None:
             if path is None:
                 path = CONFIG_PATH
+            else :
+                if path.startswith('./') :
+                    path = path[1:]
+                elif not path.startswith('/'):
+                    path = '/%s' % (path)
             try:
                 with open((os.environ['PYTHONPATH'].split(os.pathsep))[-1] + path, "r") as data_file:
                     self.config_data = json.load(data_file)

locust/core.py

@@ -370,13 +370,13 @@ def configuration(self):
         Reference to configuration.py
         """
         return self.config.read_json()
-
+    
     def team_configuration(self, path):
         """
         Reference to get_team_config func in configuration.py
         """
         config = ClientConfiguration()
-        return config.get_team_config(path)
+        return config.read_json(path)
 
     @property
     def runners(self):