Rule 83. Rules by District Courts. Each district court, upon agreement of the judges or a majority thereof, may from time to time make and amend rules governing its practice not inconsistent with these rules or other rules prescribed by the supreme court. Copies of rules and amendments so made by any district court shall upon their promulgation be furnished to the supreme court of this state. In all cases not provided for by rule, the district courts may regulate their practice in any manner not inconsistent with these rules.