Merge pull request #1 from neam/master

More accurate model detection + other smaller fixes
numerous fixes
Merge pull request #2 from kix/master

Numerous updates and fixes
Restored more accurate model-detection
Restored informational message when no models were found
More accurate migrations dir detection
Formatting according to yii framework coding standards
Moved the extension's files to proper subdirectories
Removed yii app skeleton around the extension's files
Renamed extension to I18nColumns (to clarify the underlying concept)
Improved instructions directly in README
Updated to work with Yii 1.1.13
Getter and setter methods to provide access to current language versions of translated attributes without using suffix
Composer support