Fixes #2121: CMssqlSchema::resetSequence() incorrectly resets sequence.
Fixes #2217: CHtml::radioButtonList() now supports $empty option.
Merge pull request #2218 from resurtm/fixes-2217

Fixes #2217: CHtml::radioButtonList() now supports $empty option.
Merge pull request #2214 from resurtm/2121-MSSQL-CDbFixtureManager

Fixes #2121: CMssqlSchema::resetSequence() incorrectly resets sequence.
Add extension.create.txt Brazilian Portuguese translation to Yii Definitive Guide.
Add extension.integration.txt Brazilian Portuguese translation to Yii Definitive Guide.
Add new translator name and change copyright period to 2008-2013 in Brazilian Portuguese index of Yii Definitive Guide.
Correct one section title in Brazilian Portuguese table of contents of Yii Definitive Guide.
Add upgrade.txt Brazilian Portuguese translation to Yii Definitive Guide.
Add test.overview.txt Brazilian Portuguese translation to Yii Definitive Guide.
Add test.fixture.txt Brazilian Portuguese translation to Yii Definitive Guide.
Add test.unit.txt Brazilian Portuguese translation to Yii Definitive Guide.
Add test.functional.txt Brazilian Portuguese translation to Yii Definitive Guide.
Update CJuiButton.php

Fix.
Merge pull request #2226 from marsuboss/patch-1

CJuiButton.php doc update
[ci skip]
Test method "CActiveRecordTest::testFindBySinglePkBySingleSizeArrayWithMixedKeys()" has been added to expose issue #2216.
Test method "CActiveRecordTest::testFindBySinglePkBySingleSizeArrayWithMixedKeys()" converted to "CActiveRecordTest::testFindBySinglePkByArrayWithMixedKeys()", checking both single and multy size pk arrays.
"CDbCommandBuilder::createInCondition()" has been updated allowing to pass array of values with mixed keys for the single type column.
Issue #2216 has been added to CHANGELOG
Merge pull request #2227 from klimov-paul/2216-find-by-single-pk-by-array-with-mixed-keys

Fix for #2216 Active Record find by pk using array with mixed keys