Russian translation of concept-behaviors.md
Update russian translation of concept-behaviors.md
Fixes #4080, FileHelper::removeDirectory():

1. Added proper handling and support of the symlinked directories.
2. Added $options parameter.
typo

[ci skip]
Corrected some errors in russian translation of concept-behaviors.md
Merge pull request #4083 from egorio/russian-translation-of-concept-behaviors

Russian translation of concept-behaviors.md
Merge pull request #4084 from resurtm/4080-file-helper-remove-directory-symlinks

Fixes #4080, FileHelper::removeDirectory() symlinks handling enhancements
fixed rotateByCopy to avoid any rename()

fixes issue #3989
Update start-installation.md
Update start-looking-head.md
Update start-workflow.md
Update structure-application-components.md
Update structure-applications.md
Update structure-controllers.md
changed default for rotateByCopy of FileTarget

works on windows out of the box now.
fixes #3989