implemented mechanism for merging cookies by request

lib/core/enums.py

@@ -109,6 +109,7 @@ class HTTPHEADER:
     CONTENT_RANGE = "Content-Range"
     CONTENT_TYPE = "Content-Type"
     COOKIE = "Cookie"
+    SET_COOKIE = "Set-Cookie"
     HOST = "Host"
     PRAGMA = "Pragma"
     PROXY_AUTHORIZATION = "Proxy-Authorization"

lib/core/option.py

@@ -1442,6 +1442,7 @@ def __setKnowledgeBaseAttributes(flushAll=True):
         kb.locks[_] = threading.Lock()
 
     kb.matchRatio = None
+    kb.mergeCookies = None
     kb.multiThreadMode = False
     kb.nullConnection = None
     kb.pageTemplate = None