Added back SimpleExample's AppDelegate, which was mistakenly overwritten with the content of EncryptionExample in this commit: https://github.com/realm/realm-cocoa/commit/e4ac3011452b5f30b35d138694ae6d809cd6e514
Updated spacing
Merge pull request #649 from realm/bm-fix-simpleexample

Added back SimpleExample's AppDelegate, which was mistakenly overwritten...