Add travis-ci service
Merge pull request #4 from ChessCom/travis-ci

Add travis-ci service
fix typo
Install imagick on travis
Make repo testable standalone

Remove sonar, ignore composer.lock

Ignore vendors, add phpunit dep

Add symfony/validator dependency

remove unnecesary line for imagemagick

leave dependencies as is

Fix output in test
Merge pull request #5 from ChessCom/regorganize_repo

Make repo testable standalone
adding an additional size format, highlighted squares

- the additional format enables setting custom cell size from 20px to
200 px
- added aliases for theme (piece) and texture (board)