Partial Completion of SuperBlock

Format Completed
Sync Completed
Completed Format
Completed Sync
Completed getFreeBlock
Completed returnBlock
Updated comments
Merge pull request #1 from Five-pointPalmExplodingHeartTechnique/SuperBlock

Super block
Added a few Header
Updated Constructor and toDisk
Update
Finished toDisk

Simply needs testing but complete
setIndexBlock
Update Directory.java
More updates
Removed an extra method
Merge pull request #2 from Five-pointPalmExplodingHeartTechnique/Inode

Inode
Merge pull request #3 from Five-pointPalmExplodingHeartTechnique/FileTable-Branch

implement falloc and ffree
Update TCB.java
Change bytes2directory to void type