Added LV latvian translation
Fixer rusian translation
Addet Yii:t to Emty Text
Added form Yii bootstrap
Merge pull request #1 from DBRisinajumi/german-translations

Latvian translation, adde form Yii Bootstrap
Merge pull request #106 from DBRisinajumi/dev

Added latvian translation, form Yii Bootstrap, transable Empty 

Thanks for this