message: linter stuff
diff: import {Request} from 'express';
  -import {
  - Authorized,
  - Body, CurrentUser,
  - Delete, ForbiddenError,
  - Get,
  - JsonController,
  - NotFoundError,
  - Param,
  - Post,
  - Put,
  - Req,
  - UseBefore
  -} from 'routing-controllers';
  +import { Authorized, Body, CurrentUser, Delete, ForbiddenError, Get,
  + JsonController, NotFoundError, Param, Post, Put, Req, UseBefore } from 'routing-controllers';
  import passportJwtMiddleware from '../security/passportJwtMiddleware';
  import {Lecture} from '../models/Lecture';
  