Merge pull request #1 from Sitefinity-SDK/review

Merge review to master
Merge commit '7ff5ba74a900344a03d83c5b42a88546fc1ee7d4' into HEAD
Merge commit '69cea54dd0b2403be0f8ea948635e89d81cc3797' into HEAD
Merge commit '2f2a3258737cf2c1afd42f5fed3a1874c7cc3e07' into HEAD
Merge commit 'ab6ce4029975b4badaa54ce0fa0f3e487d2dd1a9' into HEAD
Merge commit '76ed2abfae1e4d5307352d1b3bb0d60d303ffc32' into HEAD
Merge commit '9df53f44d239aba360b279f4e63071fc9b6d9043' into HEAD
Merge commit '52733fd85f8c9a0dac9fa440bbe5eee9e84598f3' into HEAD
Merge commit '5367f8b3f76e7958a0c45df2fb6bc68c343564ff' into HEAD
Merge commit '0fc5b9fcfff1d200059e7589f9813c247ca655f1' into HEAD
Merge commit 'b2b98d828c89aea6e7c7639f99a72e8182769c26' into HEAD
Merge pull request #2 from Sitefinity-SDK/review

Added a new youtube screen shot
Added new video to the readme
Merge pull request #3 from Sitefinity-SDK/master

Rebase review to master