Before this change, the export format descriptions were created
statically before any translation has been setup.
Now it is created after the translation is setup and after every
language change.
Create ovpn file with "ca", "cert" and "key"
Additionally put all intermediate CAs (if any)
tagged as "extra-certs".
"tls-auth" "OpenVPN Static key V1" not supported (yet)
Extend export-test by OpenVPN test case
Fix logical error when exporting in PEM format.
The key export part was not reached...
The diff is much smaller when displayed with -b to skip
indentation-only changes....
Drop the unused "F_PLUSKEY" flag and fix the Template export
Collect all export formats in pki_export.
Each export format has assigned acouple of flags, indicating,
whether they are text, concatenateable, encrypted, usable for
multiple selections or only for a single item.
