Merge pull request #1874 from resurtm/1872-addition

Additional PHPDoc for #1872.
[ci skip]
Fixes CHtml::value() bug.
Merge pull request #1877 from resurtm/fixes-1861

Fixes reopened #1861.
Second parameter of the CHtml::value() doesn't support functions created by "create_function" anymore.
Merge pull request #1879 from resurtm/chtml-value-disable-create-function-support

Enhances #1861
messages/ja/yii.php updated
Filled out missing Bulgarian yii core translation messages.
Merge pull request #1881 from Yasen/master

Filled out missing Bulgarian yii core translation messages.
[ci skip]
Merge pull request #1880 from softark/docs-ja

messages/ja/yii.php updated
[ci skip]
Added NULL check into CHtml::value(), $attribute.
Merge pull request #1882 from resurtm/1861-more

Enhances #1861: added NULL check into CHtml::value(), $attribute.
zh_tw translation for guide document - toc.txt.

Signed-off-by: Jiahe Jou <joujiahe@gmail.com>
zh_tw translation for guide document - index.txt.

Signed-off-by: Jiahe Jou <joujiahe@gmail.com>
zh_tw translation for guide document - upgrade.txt.

Signed-off-by: Jiahe Jou <joujiahe@gmail.com>
zh_tw translation for guide document - changes.txt.

Signed-off-by: Jiahe Jou <joujiahe@gmail.com>
zh_tw translation for guide document - quickstart.what-is-yii.txt.

Signed-off-by: Jiahe Jou <joujiahe@gmail.com>
zh_tw translation for guide document - quickstart.installation.txt.

Signed-off-by: Jiahe Jou <joujiahe@gmail.com>
zh_tw translation for guide document - quickstart.first-app.txt.

Signed-off-by: Jiahe Jou <joujiahe@gmail.com>
zh_tw translation for guide document - basics.mvc.txt.

Signed-off-by: Jiahe Jou <joujiahe@gmail.com>
zh_tw translation for guide document - basics.entry.txt.

Signed-off-by: Jiahe Jou <joujiahe@gmail.com>