Added DynamicAttributes support for TableTag and ColumnTag

Table and Column tags allows entering dynamic attributes, which means you can enter any HTML specific attributes. Imho this is a good way to solve Issue-1 https://github.com/dandelion/issues/issues/1

Fixed PaginationType bug: Datatables "sPaginationType" value is writed in uppercase and Datatables needs in lowercase. Added toString to PaginationType to converte Enum name to lowercase