fixed a bug which caused issue search not to work when issue ranking is disabled
fixed a bug which caused issue search not to work when issue ranking is disabled

hasadna/OpenCommunity,nonZero/OpenCommunity,yaniv14/OpenCommunity,nonZero/OpenCommunity,nonZero/OpenCommunity,hasadna/OpenCommunity,yaniv14/OpenCommunity,hasadna/OpenCommunity,yaniv14/OpenCommunity,yaniv14/OpenCommunity,hasadna/OpenCommunity,nonZero/OpenCommunity