added sorting links to debug toolbar

as requested in
https://github.com/yiisoft/yii2/pull/1781#issuecomment-31587963
https://github.com/yiisoft/yii2/issues/1478#issuecomment-31576474
fixes #1478

extensions/yii/debug/assets/main.css

@@ -28,7 +28,47 @@ ul.trace {
 	float: right;
 }
 
-td, th {
+td {
 	white-space: pre-line;
 	word-wrap: break-word;
 }
+
+th {
+    white-space: nowrap;
+}
+
+/* add sorting icons to gridview sort links */
+a.asc:after, a.desc:after {
+	position: relative;
+	top: 1px;
+	display: inline-block;
+	font-family: 'Glyphicons Halflings';
+	font-style: normal;
+	font-weight: normal;
+	line-height: 1;
+	padding-left: 5px;
+}
+
+a.asc:after {
+	content: /*"\e113"*/ "\e151";
+}
+
+a.desc:after {
+	content: /*"\e114"*/ "\e152";
+}
+
+.sort-numerical a.asc:after {
+	content: "\e153";
+}
+
+.sort-numerical a.desc:after {
+	content: "\e154";
+}
+
+.sort-ordinal a.asc:after {
+	content: "\e155";
+}
+
+.sort-ordinal a.desc:after {
+	content: "\e156";
+}

extensions/yii/debug/views/default/panels/db/detail.php

@@ -21,6 +21,9 @@ echo GridView::widget([
 				$millisecondsDiff = (int)(($timeInSeconds - (int)$timeInSeconds) * 1000);
 				return date('H:i:s.', $timeInSeconds) . sprintf('%03d', $millisecondsDiff);
 			},
+			'headerOptions' => [
+				'class' => 'sort-numerical'
+			]
 		],
 		[
 			'attribute' => 'duration',
@@ -30,6 +33,9 @@ echo GridView::widget([
 			'options' => [
 				'width' => '10%',
 			],
+			'headerOptions' => [
+				'class' => 'sort-numerical'
+			]
 		],
 		[
 			'attribute' => 'type',

extensions/yii/debug/views/default/panels/log/detail.php

@@ -29,6 +29,9 @@ echo GridView::widget([
 				$millisecondsDiff = (int)(($timeInSeconds - (int)$timeInSeconds) * 1000);
 				return date('H:i:s.',$timeInSeconds) . sprintf('%03d',$millisecondsDiff);
 			},
+			'headerOptions' => [
+				'class' => 'sort-numerical'
+			]
 		],
 		[
 			'attribute' => 'level',
@@ -37,9 +40,10 @@ echo GridView::widget([
 			},
 			'filter' => [
 				Logger::LEVEL_TRACE => ' Trace ',
-				Logger::LEVEL_PROFILE => ' Profile ',
 				Logger::LEVEL_INFO => ' Info ',
+				Logger::LEVEL_WARNING => ' Warning ',
 				Logger::LEVEL_ERROR => ' Error ',
+				Logger::LEVEL_PROFILE => ' Profile ',
 			],
 		],
 		'category',

extensions/yii/debug/views/default/panels/profile/detail.php

@@ -20,6 +20,9 @@ echo GridView::widget([
 				$millisecondsDiff = (int)(($timeInSeconds - (int)$timeInSeconds) * 1000);
 				return date('H:i:s.', $timeInSeconds) . sprintf('%03d', $millisecondsDiff);
 			},
+			'headerOptions' => [
+				'class' => 'sort-numerical'
+			]
 		],
 		[
 			'attribute' => 'duration',
@@ -29,6 +32,9 @@ echo GridView::widget([
 			'options' => [
 				'width' => '10%',
 			],
+			'headerOptions' => [
+				'class' => 'sort-numerical'
+			]
 		],
 		'category',
 		[