Initial version of the new error/exception page.
Minor enhancements.
New error page WIP.
New error/exception page WIP.
New error page WIP.
Chrome fixes and everything embedded in a view.
Old views removed.
Test app fixed.
Merge branch 'master' of github.com:yiisoft/yii2 into error-page
Shorter color codes and removed unnecessary CSS selectors.
Better view/template variables naming and more superglobals.
Merge pull request #408 from yiisoft/error-page

New error/exception page implemented