D27835: sftp: fix free space query for urls with empty path

[Harald Sitter]

sitter created this revision.
sitter added a reviewer: ngraham.
Herald added projects: Dolphin, Frameworks.
Herald added subscribers: kfm-devel, kde-frameworks-devel.
sitter requested review of this revision.

REVISION SUMMARY
  e.g. `sftp://localhost` has an empty path
  
  fall back to assume it means '/'

TEST PLAN
  free space correctly listed on sftp://localhost

REPOSITORY
  R320 KIO Extras

BRANCH
  sftp-free-path

REVISION DETAIL
  https://phabricator.kde.org/D27835

AFFECTED FILES
  sftp/kio_sftp.cpp

To: sitter, ngraham
Cc: kde-frameworks-devel, kfm-devel, pberestov, iasensio, fprice, LeGast00n, cblack, MrPepe, fbampaloukas, alexde, GB_2, Codezela, feverfew, meven, michaelh, spoorun, navarromorales, firef, ngraham, andrebarros, bruns, emmanuelp, mikesomov
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