minor css fixes.

extensions/debug/assets/toolbar.css

@@ -36,7 +36,6 @@
 	border-right: 1px solid #e4e4e4;
 	padding: 4px 8px;
 	line-height: 32px;
-	height: 40px;
 	white-space: nowrap;
 }
 

extensions/debug/views/default/panels/config/summary.php

@@ -9,8 +9,8 @@ use yii\helpers\Html;
 <div class="yii-debug-toolbar-block">
 	<a href="<?= $panel->getUrl() ?>">
 		Yii
-		<span class="label label-info"><?= $panel->data['application']['yii'] ?></span>
+		<span class="label"><?= $panel->data['application']['yii'] ?></span>
 		PHP
-		<span class="label label-info"><?= $panel->data['php']['version'] ?></span>
+		<span class="label"><?= $panel->data['php']['version'] ?></span>
 	</a>
 </div>

extensions/debug/views/default/panels/db/summary.php

 <?php if ($queryCount): ?>
 <div class="yii-debug-toolbar-block">
 	<a href="<?= $panel->getUrl() ?>" title="Executed <?php echo $queryCount; ?> database queries which took <?= $queryTime ?>.">
-		DB <span class="label"><?= $queryCount ?></span> <span class="label"><?= $queryTime ?></span>
+		DB <span class="label label-info"><?= $queryCount ?></span> <span class="label"><?= $queryTime ?></span>
 	</a>
 </div>
 <?php endif; ?>

extensions/debug/views/default/panels/profile/summary.php

 <div class="yii-debug-toolbar-block">
-	<a href="<?= $panel->getUrl() ?>" title="Total request processing time was <?= $time ?>">Time <span class="label"><?= $time ?></span></a>
-	<a href="<?= $panel->getUrl() ?>" title="Peak memory consumption">Memory <span class="label"><?= $memory ?></span></a>
+	<a href="<?= $panel->getUrl() ?>" title="Total request processing time was <?= $time ?>">Time <span class="label label-info"><?= $time ?></span></a>
+	<a href="<?= $panel->getUrl() ?>" title="Peak memory consumption">Memory <span class="label label-info"><?= $memory ?></span></a>
 </div>

extensions/debug/views/default/toolbar.php

@@ -6,7 +6,6 @@
  * @var string $position
  */
 use yii\helpers\Html;
-use yii\debug\panels\ConfigPanel;
 
 $minJs = <<<EOD
 document.getElementById('yii-debug-toolbar').style.display = 'none';

framework/views/errorHandler/exception.php

@@ -81,6 +81,7 @@ html,body{
 }
 .header h2{
 	font-size: 20px;
+	line-height: 1.25;
 }
 
 /* previous exceptions */
@@ -360,9 +361,7 @@ pre .diff .change{
 			?></h1>
 		<?php endif; ?>
 		<h2><?= nl2br($handler->htmlEncode($exception->getMessage())) ?></h2>
-		<?php if ($exception instanceof \yii\db\Exception && $exception->errorInfo !== null): ?>
-			<pre><?= var_export($exception->errorInfo, true) ?></pre>
-		<?php endif; ?>
+
 		<?= $handler->renderPreviousExceptions($exception) ?>
 	</div>