[PD2Bundle] Changed BundleHeader.Load so it accepts a Stream instead of a string.
[ADBGenerator] Added Asset Database Generator project to source control.
[BundleLib] Added BundleLib project to source control.
[BundleLib] Added unit tests and fixed a reading bug.
[BundleLib] Added NameIndex/NameEntry classes.
[Hash64Managed] Added HashString and HashByteArray and updated unit tests.