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 'a2442707035a2c39c584972d864defba2d00f921' into review