allow arrays in asc/desc properties of virtual attributes
updated CHANGELOG and added test
Merge pull request #2773 from nineinchnick/182-csort-asc-desc-arrays

allow arrays in asc/desc properties of virtual attributes
[Guide] Changing "crypt" to "CPasswordHelper"
 [ci skip]
[Guide] rolling back russian translations
 [ci skip]
Merge pull request #2786 from yiiframework-com-ua/uk_docs

[Guide] Changing "crypt" to "CPasswordHelper"