Cloud.NET, facttories, fixes, improvmenets and cleanups

- FIX: loading
- ADD: ListCloudDirectoryResult can sync with local directory now
- CHG: removed auto sync feature in FileSync tool of Cloud.NET
- CHG: moved file system operations in Cloud.NET SDK to own object and
own property in CloudServer class
- ADD: factory class for DelegateEqualityComparer class
- FIX: overloaded InvokeSafe() helper methods for WinForms controls
- CHG: code cleanups
- CHG: code improvments
Cloud.NET & MetalVZ

- ADD: database / entity framework
- DEL: Debug code
- CHG: code cleanups
- FIX: documentation fixes
- ADD: IPasswordHasher types