Added randomizer library
Use PHPUnit from Composer, not the phar package
Removed @depends annotation from Container tests
Removed @depends annotation from Document tests
Removed @depends annotation from Item tests
Removed @depends annotation from Button tests
Removed @depends annotation from MenuManager tests
Moved Input static flag from local to class scope
Removed @depends annotation from Hal tests
Removed @depends annotation from Json tests
Removed @depends annotation from Buffer tests
Fixed errors in Dispatcher tests
Reset Document instances between tests
Fixed dispatcher test
Created base test class that will always backup the current container