"YiiRequirementChecker" has been created as blank.
Method "YiiRequirementChecker::check()" has been implemented.
Method "YiiRequirementChecker::check()" has been refactored to be used in method chain.
Methods "YiiRequirementChecker::getResults()" and "YiiRequirementChecker::render()" have been added.
Test case "YiiRequirementCheckerTest::testCheckEval()" has been added.
"YiiRequirementChecker::check()" has been updated to be able to collect different requirements set in the chained call.
"YiiRequirementChecker::render()" has been implemented, console view has been created.
Web view for "YiiRequirementChecker" has been created.
Check helper methods have been added to "YiiRequirementChecker".
"YiiRequirementChecker::check()" has been updated allowing to accept filename for the requirements.
Yii core requirements file has been composed.
PHP version fallback for "YiiRequirementChecker" has been added.
Doc comments for "YiiRequirementChecker" have been updated.
Doc comments and error messages for "YiiRequirementChecker" have been adjusted.
Merge branch 'master' of github.com:yiisoft/yii2
"requirements.php" has been added to "bootstrap" application.