libguestfs security, bug fix, and enhancement update

[1:1.20.11-2]

• Fix CVE-2013-4419: insecure temporary directory handling for
  guestfish’s network socket
  resolves: rhbz#1019737
  [1:1.20.11-1]
• Rebase to libguestfs 1.20.11.
  resolves: rhbz#958183
• Remove buildnet: builds now detect network automatically.
• The rhel-6.x branches containing the patches used in RHEL are
  now stored on a public git repository
  (https://github.com/libguestfs/libguestfs/branches).
• Compare spec file to Fedora 18 and fix where necessary.
• Backport new APIs part-get-gpt-type and part-set-gpt-type
  resolves: rhbz#965495
• Fix DoS (abort) due to a double free flaw when inspecting certain guest
  files / images (CVE-2013-2124)
  resolves: rhbz#968337
• libguestfs-devel should depend on an explicit version of
  libguestfs-tools-c, in order that the latest package is pulled in.
• Rebuild against Augeas >= 1.0.0-5
  resolves: rhbz#971207
• Backport Windows inspection changes
  resolves: rhbz#971090
• Add back state test commands to guestfish
  resolves: rhbz#971664
• Work around problem with ntfsresize command in RHEL 6
  resolves: rhbz#971326
• Fix txz-out API
  resolves: rhbz#972413
• Move virt-sysprep to the libguestfs-tools-c package since it’s no longer
  a shell script
  resolves: rhbz#975572
• Fix hostname inspection because of faulty Augeas path expression
  resolves: rhbz#975377
• Calculate appliance root correctly when iface drives are added
  resolves: rhbz#975760
• Add notes about resizing Windows disk images to virt-resize documentation
  resolves: rhbz#975753
• Remove dependency on lsscsi, not available in 6Client
  resolves: rhbz#973425
• Fix yum cache copy so it works if there are multiple repos
  resolves: rhbz#980502
• Fix hivex-commit API to fail with relative paths
  resolves: rhbz#980372
• Better documentation for filesystem-available API
  resolves: rhbz#980358
• Fix double free when kernel link fails during launch
  resolves: rhbz#983690
• Fix virt-sysprep --firstboot option
  resolves: rhbz#988863
• Fix cap-get-file so it returns empty string instead of error on no cap
  resolves: rhbz#989352
• Better documentation for acl-set-file
  resolves: rhbz#985269
• Fix bogus waitpid error when using guestfish --remote
  resolves: rhbz#996825
• Disable 9p support
  resolves: rhbz#997884
• Document that guestfish --remote doesn’t work with certain other arguments
  resolves: rhbz#996039
• Enable kvmclock in the appliance to reduce clock instability
  resolves: rhbz#998108
• Fix ‘sh’ command before mount causes daemon to segfault
  resolves: rhbz#1000122
• Various fixes to tar-out ‘excludes’ (RHBZ#1001875)
• Document use of glob + rsync-out (RHBZ#1001876)
• Document mke2fs blockscount (RHBZ#1002032)