optimization added
vignette.cpp changed. version don't work
Changed vignette optimization and replaced CMakeLists.txt
Replaced vignette_test_result.png
Changed parallel code
Vec3b replaced on uchar operations
Deleted srcRow
Code corrected and deleted timers
Replaced new CMakeLists on old one
Corrected indents
Deleted timers
add cmake flags to enable code coverage analysis. edit travis config to support coveralls.io integration. add coveralls.io badge.
Merge pull request #84 from VladVin/Vignette_optimization

Оптимизированная версия фильтра Виньетка (Vignette). close issues #69.
Merge pull request #87 from druzhkov-paul/coverallsio_integration

Добавление оценки тестового покрытия с публикацией на coveralls.io