Squashed 'Telerik.Sitefinity.Samples.Common/' changes from f05a474..a17eb52

a17eb52 Fixed obsolete calls in sample utilities
989736d Adding a .gitignore file

git-subtree-dir: Telerik.Sitefinity.Samples.Common
git-subtree-split: a17eb52beb13048d0b476381df42fb0df307f202
Merge commit '3480d5df0c1d142542abcf4deb941918e59d2bbc' into review