Ticket #3034: cannot enter into zip archive in tar one.

How to reproduce:
1. Create archive: touch a.txt && zip a.zip a.txt && tar cf a.tar a.zip
2. Press "Enter" on a.tar to enter into archive. Success.
3. Press "Enter" on a.zip to enter into archive. Nothing happens.

(regex_check_type): don't remove temporary file before read data from it.

Signed-off-by: Andrew Borodin <aborodin@vmail.ru>
Merge branch '3034_zip_in_tar'

* 3034_zip_in_tar:
  Ticket #3034: cannot enter into zip archive in tar one.