solutions/max_kaskevich: added task 1.3.
solutions/max_kaskevich: added task 1.4.
solutions/max_kaskevich/1.3/sources/task/main.cpp: small code refactoring.
solutions/max_kaskevich/1.4/sources/task/main.cpp: added solution code.
solutions/max_kaskevich: added task 1.5.
solutions/max_kaskevich: combined all tasks in one soltution.
solutions/max_kaskevich/tasks: put input/output in order with tasks requirement.
solutions/max_kaskevich/tasks: small code refactoring.
solutions/max_kaskevich/tasks: migrated to stdint.h types (fixed task1.4 set<int>).
Merge pull request #51 from Tramort/master

Hometask 1.3-1.5