Clone URL: https://git01.codeplex.com/forks/snakiej/npe

Clone URL: https://git01.codeplex.com/forks/ykponz/npe
removed API key format check

Clone URL: https://git01.codeplex.com/forks/tripleemcoder/nugetpackageexplorer

Clone URL: https://git01.codeplex.com/forks/oliiscool/replacementtokens
Address work item #22.