1. IAverage.java, IAverageClause.java, ICount.java, ICountClause.java, IDelete.java, IDeleteClause.java, IGroupConcat.java, IGroupConcatClause.java, IMax.java, IMaxClause.java, IMin.java, IMinClause.java, ISelect.java, ISelectClause.java, ISum.java, ISumClause.java, ITotal.java, ITotalClause.java	
	- Removed INTERFACE_NAME variable.