message: Initialize progressable and weight attributes in task unit
diff: @@ -4,8 +4,13 @@ import {ITask} from '../../../../../shared/models/task/ITask';
  export class TaskUnit implements ITaskUnit {
  _id: any;
  type: string;
  - progressable: true;
  - weight: 0;
  + progressable: boolean;
  + weight: number;
  tasks: ITask[] = [];
  +
  + constructor() {
  + this.progressable = true;
  + this.weight = 0;
  + }
  }
  