Fixing some typos in te Freebase sample
Automatically restore packages during the build
Fixing some typos in the CSV sample
Fixing some typos in the Http sample
Fixing some typos in the JsonValue sample
Fixing some typos in the JsonProvider sample
Fixing some typos in the XmlProvider sample
Fixing some typos in the WorldBank sample
Merge pull request #216 from forki/master

Fixing some typos in the samples and add automatically Nuget package restore to the build