* upstream:
Enhanced the detection of secure connection.
Refactored Modal.
< PHP 5.3 compatibility for req checker
code style and UI improvements to requirements checker
readded accidentally removed .gitignore file
Changed Yii.php case in some files where it was wrong
Finished bootstrap Widget and Modal.
PHP Intl extension has been added to default Yii requirements.
moved optional packages to "suggest", updated platform requirements
"vendor-dir": "vendor" is default, removed
fixed auth manager unit test to not expect generic exception
fixed range requests, tests improved