Moved packages

Added: Moved package sim.comp.media to sim.comp.file (for future additions).
Added: Integrated package sim.comp.programs into sim.comp.program.
Removed cloneability

Removed: There is no longer a deep clone option avaiable for ComputerPart, HostedComputerPart and Vulnerability.
Media are gone, File Systems are the future!

Added: Replaced media with file systems.
Added: File systems need to be mounted.
Added: Redesigned some other file system components.
Added: The (temporary) kernel is now located under C:/system/boot/kernel. Also relocated some other files.
Small stylish fixes

Added: Replaced center() from the frame class with setCenter().
Fixed: The info string for a process is more readable now.