Merge branch 'master' into redis

* master: (806 commits)
  avoid confusing docs about autoload return value
  doc fix.
  Fixed doc.
  Fixed autoloader behavior according to leading \
  Fix in RequestPanel
  changed to trace from info.
  Removed yii\debug\Module::enabled.
  minor enhancement of debugger.
  Refactored the basic app.
  Added ErrorAction.
  Use `hasAttribute()` instead to avoid code duplication
  refactored NavBar and basic app navbar.
  test break fix.
  test break fix.
  Fixed test breaks.
  #735: removed hiddenInput to avoid confusion.
  ResizableAsset typo fix!
  Update radio and checkbox due to e3801fbf6b
  css fix.
  Fixed the basic app template.
  ...

Conflicts:
	.travis.yml
	tests/unit/data/config.php

tests/unit/data/config.php

@@ -1,8 +1,6 @@
 <?php
 
 return array(
-	//'appClass' => '\yii\web\Application',
-	'appClass' => '\yii\console\Application',
 	'databases' => array(
 		'mysql' => array(
 			'dsn' => 'mysql:host=127.0.0.1;dbname=yiitest',
@@ -14,10 +12,22 @@ return array(
 			'dsn' => 'sqlite::memory:',
 			'fixture' => __DIR__ . '/sqlite.sql',
 		),
-	),
-	'redis' => array(
-		'dsn' => 'redis://localhost:6379/0',
-		'password' => null,
-//		'fixture' => __DIR__ . '/mysql.sql',
-	),
+		'sqlsrv' => array(
+			'dsn' => 'sqlsrv:Server=localhost;Database=test',
+			'username' => '',
+			'password' => '',
+			'fixture' => __DIR__ . '/mssql.sql',
+		),
+		'pgsql' => array(
+			'dsn' => 'pgsql:host=localhost;dbname=yiitest;port=5432;',
+			'username' => 'postgres',
+			'password' => 'postgres',
+			'fixture' => __DIR__ . '/postgres.sql',
+		),
+		'redis' => array(
+			'dsn' => 'redis://localhost:6379/0',
+			'password' => null,
+			//		'fixture' => __DIR__ . '/mysql.sql',
+		),
+    )
 );