Description
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This here should be the TODO list. At this point there's just too much to do, 
so that we could write it down, but here are the most needed functions:

- move function

- function which shows the free disk space & the current device

- function which returns the size of the current folder

- modification of the copy function, so we can copy to another file name

- terminal size checking

- integrated editor

- config files managment

