Fixes yiisoft#13300, yiisoft#13307, yiisoft#13310, yiisoft#13312

- Bug yiisoft#13300: Allow pjax with "data-pjax" with no value in `yii.js`.
- Bug yiisoft#13307: Preventing of race conditions in script filter in `yii.js` works incorrectly.
- Bug yiisoft#13310: Handle relative and absolute URLs coincidence in CSS filter in `yii.js`.
- Bug yiisoft#13312: `skipOuterContainers` option was incorrectly passed to pjax in `handleAction` in `yii.js`.
- Partially fixes #13299.

Adds tests for yiisoft#8014, yiisoft#11921, yiisoft#10974, yiisoft#11494, yiisoft#10358, yiisoft#10097.

framework/CHANGELOG.md

@@ -46,6 +46,10 @@ Yii Framework 2 Change Log
 - Bug #13231: Fixed `destroy` method in `yii.gridView.js` which did not work as expected (arogachev)
 - Bug #13232: Event handlers were not detached with changed selector in `yii.gridView.js` (arogachev)
 - Bug #13277: Fixed invalid parsing of `--` ("End of Options" special argument) in CLI (rugabarbo)
+- Bug #13300: Allow pjax with "data-pjax" with no value in `yii.js` (arogachev)
+- Bug #13307: Preventing of race conditions in script filter in `yii.js` works incorrectly (arogachev)
+- Bug #13310: Handle relative and absolute URLs coincidence in CSS filter in `yii.js` (arogachev)
+- Bug #13312: `skipOuterContainers` option was incorrectly passed to pjax in `handleAction` in `yii.js` (arogachev)
 - Bug #13309: Fixes incorrect console width/height detecting with using Stty on Mac (nowm)
 - Bug #13326: Fixed wrong background color generation in `BaseConsole::renderColoredString()` (nowm, silverfire)
 - Bug #12133: Fixed `getDbTargets()` function in `yii\log\migrations\m141106_185632_log_init` that would create a log table correctly (bumstik)