Merge pull request #1 from dmitryvodop/lab3-development

Lab3 development
Merge remote-tracking branch 'upstream/master'
added CMakeLists.txt
Merge branch 'lab4-integration' of https://github.com/dmitryvodop/devtools-course into lab4-integration
added tests, fixed sample, header and class implementation files
fixed google style
fixed syntax bug
a few small bug fixed
bugs in tests fixed
bugs was fixed in tests again
fixed bugs once again
fixed bugs agaaain
fixed style in sample app
fixed again
have been trying understand a problem
annoying google style
few bugs was fixed
fixed stupid bug in file w/ tests
yet another commit
fixed name of function