/** @defgroup QualityFunctions Water Quality Functions @addtogroup QualityFunctions @{ @fn int ENsolveQ () @fn int ENopenQ () @fn int ENinitQ (int saveFlag) @fn int ENrunQ (long *currentTime) @fn int ENnextQ (long *tStep) @fn int ENstepQ (long *timeLeft) @fn int ENcloseQ () @} */