Merge pull request #215 from power-boy1/master

Fix  Http\FileUpload.php and add tests for FileUpload.php, File.php.
Updated doc blocks
Updated doc blocks
Merge pull request #216 from AntonShevchuk/master

Updated doc blocks
Merge pull request #217 from power-boy1/master

Refactor FileUpload.php
Added method `validateItem($key, $input)` for `ValidatorBuilder`
Merge pull request #218 from AntonShevchuk/master

Added method `validateItem($key, $input)` for `ValidatorBuilder`
Added two methods to `ValidatorException` - `setErrors()` and `getErrors()`
Merge pull request #219 from AntonShevchuk/master

Added two methods to `ValidatorException` - `setErrors()` and `getErrors()`
Crud refactoring - removed Crud Validation, added Validator\Trait instead
Removed unused methods from Validator
Rollback ValidatorsBuilder changes
Added Validator support to Db\Row
Added method
Fixed #176
Removed unused code
Updated comments
Merge pull request #220 from AntonShevchuk/master

Crud refactoring
Removed Crud Validation, added Validator\Trait instead
Added Validator support to Db\Row
Added _translator.php special for poedit parser
Updated error messages in all Validator rules
Added NL to file
Fixed test