At each jury term all jury cases set for trial at said term shall be tried in the order in which they become at issue unless for good cause shown a continuance shall be granted until the next term of court or until a subsequent date during the same term. The jurors impaneled for such term shall be discharged from further attendance as jurors when all cases ready for trial shall have been disposed of, and all cases not ready for trial shall stand adjourned until the next succeeding jury term of court unless otherwise disposed of.