Task 1.2 finished
Merge branch 'feature/first_chapter' of https://github.com/YuryKorotin/DivingInSICPWithRacket into feature/first_chapter

* 'feature/first_chapter' of https://github.com/YuryKorotin/DivingInSICPWithRacket:
  Task 1.1 finished

Conflicts:
	FirstChapter.rkt