Refactored: Randombits and Zerobits moved to static members
Implementing: Extent/DirectoryExtent are serializable to raw bytes
Implementing: NextFreeOffset (unstable), loading and storing raw extents
Merge branch 'master' of https://github.com/arekbulski/Cameleonica
Implementing: Loading root directory content, with valid format beforehand
Implementing: Correct container formatting method, hack no longer needed
Merge branch 'master' of https://github.com/arekbulski/Cameleonica
Refactored: Static members at the top