Make the exceptions Pickleable, stop Celery popping due to bad Exceptions

app/eve_api/api_exceptions.py

@@ -22,6 +22,7 @@ class APIAccessException(Exception):
 
     def __init__(self, msg):
         self.msg = msg
+        Exception.__init__(self, msg)
 
     def __str__(self):
         return "An error was encountered while accessing the EVE API: %s" % self.msg

app/eve_proxy/exceptions.py

@@ -4,6 +4,7 @@ class DocumentRetrievalError(Exception):
     """
     def __init__(self, value):
         self.value = value
+        Exception.__init__(self, value)
 
     def __str__(self):
         return self.__doc__ % self.value