Added interpolationsearch.h file
Added interpolationsearch.cxx
Added CMakeLists.txt
Added test_interpolation_search.cpp
Added test_main.cpp
Fixed test_inerpolation_search.cpp
Fixing comment by Gladilov Gleb
Merge pull request #25 from RozanovAnatoliy/Rozanov-Anatoliy-lab2

Розанов Анатолий - Лабораторная работа #2