Merge pull request #58 from bwoester/master

auto-disable debug toolbar based on response content type
Fixed a JS bug that was hiding "Level" table header in Logging tab. It still works OK for Views Rendering tab.
Merge pull request #61 from Naki/master

Fix for small JS bug
charset bugfix
php 5.4 $a[$x] isset fix
project code style fix
Merge pull request #65 from bazilio91/master

php 5.4 fix
Merge pull request #64 from kpashka/master

ContentType whitelist not considering charset
copied from wrong fork :) logic update
Merge pull request #66 from bazilio91/master

php 5.4 fix update
Update yii-debug-toolbar/panels/YiiDebugToolbarPanelSql.php

Always add : for placeholders.
Merge pull request #68 from psrustik/master

SQL Panel - always add separator for bind param replace
Support headers with empty value
Merge pull request #74 from gureedo/master

Support headers with empty value