Returning of const pointer to data_value in class QueueElement and returning of const pointer to element inserted in AddElement() in class ConcQueue added
Returning of const pointer to data_value in class QueueElement and returning of const pointer to element inserted in AddElement() in class ConcQueue added

nupur-ingenium/Concerted,deathping1994/incubator-concerted,atris/Concerted,apache/incubator-concerted,apache/incubator-concerted,deathping1994/incubator-concerted