chore: use `this` instead of `that` as arrow functions keep the parent scope
chore: use `this` instead of `that` as arrow functions keep the parent scope

rolandjitsu/ng2-play,rolandjitsu/angular-lab,rolandjitsu/angular-lab,rolandjitsu/ng2-play,rolandjitsu/ng2-lab,rolandjitsu/ng2-lab,rolandjitsu/ng2-play,rolandjitsu/ng2-lab,rolandjitsu/angular-lab,rolandjitsu/angular-lab,rolandjitsu/ng2-lab,rolandjitsu/ng2-play