Added support for reading and writing to disk
Added support for files greater than one block
Added support for user input for file to print
-fixed bug with user input to print file

Note: rewriteInode() function was not working, so I used writeInode()
I don't know if this will cause issues though in certain cases, but
it's working as far as I know
Update testdisk.c
Update file_system.c
removed excess print statements
Merge branch 'master' of https://github.com/pscherer413/file_system.git

Conflicts:
	file_system.c
	testdisk.c