minor fix to previous commit

plugins/dbms/maxdb/syntax.py

@@ -12,5 +12,5 @@ class Syntax(GenericSyntax):
         GenericSyntax.__init__(self)
 
     @staticmethod
-    def escape(expression):
+    def escape(expression, quote=True):
         return expression

plugins/generic/syntax.py

@@ -16,7 +16,7 @@ class Syntax:
         pass
 
     @staticmethod
-    def escape(expression):
+    def escape(expression, quote=True):
         errMsg = "'escape' method must be defined "
         errMsg += "inside the specific DBMS plugin"
         raise SqlmapUndefinedMethod(errMsg)