All things deletion for runner* now are clean af and cascadeing

ref #13

src/models/entities/RunnerOrganisation.ts

@@ -1,7 +1,6 @@
 import { IsOptional } from "class-validator";
-import { ChildEntity, getConnectionManager, ManyToOne, OneToMany } from "typeorm";
+import { ChildEntity, ManyToOne, OneToMany } from "typeorm";
 import { Address } from "./Address";
-import { Runner } from './Runner';
 import { RunnerGroup } from "./RunnerGroup";
 import { RunnerTeam } from "./RunnerTeam";
 
@@ -24,27 +23,4 @@ export class RunnerOrganisation extends RunnerGroup {
  */
   @OneToMany(() => RunnerTeam, team => team.parentGroup, { nullable: true })
   teams: RunnerTeam[];
-
-
-  /**
-   * Returns all runners associated with this organisation or it's teams.
-   */
-  public async getRunners() {
-    let runners: Runner[] = new Array<Runner>();
-    const teams = await this.getTeams();
-
-    await teams.forEach(async team => {
-      runners.push(... await team.getRunners());
-    });
-    await runners.push(... await getConnectionManager().get().getRepository(Runner).find({ group: this }));
-
-    return runners;
-  }
-
-  /**
-   * Returns all teams associated with this organisation.
-   */
-  public async getTeams() {
-    return await getConnectionManager().get().getRepository(RunnerTeam).find({ parentGroup: this });
-  }
 }