Added clear() function to list
Added clear() function to list

RJFreund/OpenDSA,RJFreund/OpenDSA,RJFreund/OpenDSA,RJFreund/OpenDSA,RJFreund/OpenDSA,vkaravir/JSAV,RJFreund/OpenDSA,vkaravir/JSAV,RJFreund/OpenDSA,RJFreund/OpenDSA