#16 rar files extracted without directories

[Baurzhan Ismagulov]

To reproduce:

* Create a CD with a rar archive with a file foo in dir1 and dir2.

* Import the CD.

CDCollect will output the following on the console:

/tmp/tmp7311f8db.tmp/foo already exists. Overwrite it ?
[Y]es, [N]o, [A]ll, n[E]ver, [R]ename, [Q]uit