exclude phar archives from repo (useful for local phpunit.phar, for example)
fix broken sqlite tests
minor refactoring in tests
code style fix
Merge pull request #3 from MAXakaWIZARD/pr-fix-tests

Fix Sqlite tests and minor refactoring
add correct join order test
implement correct join order for select queries
Merge pull request #4 from MAXakaWIZARD/pr-correct-join-order

Correct join order