Renamed the update>Entity Name>() functiuons to update()

ref #76

src/models/actions/update/UpdateRunner.ts

@@ -29,7 +29,7 @@ export class UpdateRunner extends CreateParticipant {
     /**
      * Updates a provided Runner entity based on this.
      */
-    public async updateRunner(runner: Runner): Promise<Runner> {
+    public async update(runner: Runner): Promise<Runner> {
         runner.firstname = this.firstname;
         runner.middlename = this.middlename;
         runner.lastname = this.lastname;