[ostree] (24 commits) Non-fast-forward update to branch wip/delta

[Colin Walters <walters src gnome org>]

The branch 'wip/delta' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 http://live.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  75a505f... WIP: static deltas

Commits added to the branch:

  4765726... Ignore some built files (*)
  1f8c7a2... Better parsing for global ostree options (*)
  462bcd8... Add --verbose and -v arguments to ostree for details (*)
  0111ec1... Add some verbose logging to 'ostree commit' (*)
  c246c41... Properly separate sorted xattr names (*)
  3f9c150... Don't use XATTR_REPLACE with lsetxattr() (*)
  9794737... Add some verbose log output when xattr functions fail (*)
  860cc11... Fix crasher when running 'ostree cat' (*)
  8c31e6f... tests: Add xattr test case (*)
  1904e3e... Don't pass non-checksums to ostree_repo_has_object() (*)
  61773f6... core: Add a comment header about the format (*)
  f68ac01... test-xattrs: Skip if current FS doesn't support user_xattr (*)
  71f6f10... trivial-httpd: Add --force-range-requests option to force r (*)
  76cd7ae... libotutil: Add API to create an "ay" GVariant from GBytes (*)
  d9f59c6... core: Add API to convert checksum -> csum in place (*)
  c77908b... libotutil: Make use of GBytes in ot_variant_read() (*)
  11bdbe1... repo: Add API to load any object as a stream (*)
  790132a... Intelligible display for 'ostree show' (*)
  5efb8e8... Add ostree_commit_get_parent() to get parent from variant (*)
  3989e0d... Add 'ostree log' command (*)
  1f35655... core: Add some gtk-doc (*)
  75db71e... core: Add code to read/write "varints"
  0170b97... core: Import bup's "rollsum" code, add a test case
  87527bc... WIP static deltas

(*) This commit already existed in another branch; no separate mail sent