Turkish Dotted I problem solved

In "tr-TR" culture, "FRI" day abbr breaks the execution. Because
"Fri".ToUpper() equals "FRİ" in Turkish culture.

I changed ToUpper to ToUpperInvariant. It's working now.
Turkish localization and Unit Tests
Changed Norwegian translation: from 'dentredje' to 'den tredje'
Fixed issue with Norwegian resources
Merge branch 'master' of https://github.com/KhalipskiSiarhei/cron-expression-descriptor into KhalipskiSiarhei-master
updating AssemblyInfo
Merge branch 'master' of https://github.com/sadedil/cron-expression-descriptor into sadedil-master
adding credit for Turkish translation, cleaning up README