[ostree] Created tag v2015.1

[Colin Walters <walters src gnome org>]

The signed tag 'v2015.1' was created.

Tagger: Colin Walters <walters verbum org>
Date: Thu Jan 8 13:00:45 2015 -0500

    Release 2015.1

Changes since the last tag 'v2014.13':

Colin Walters (16):
      Static deltas support
      test-rollsum: Process all input, print more statistics
      repo: Minor cleanup: Move size generation code initialization
      core: Deduplicate code converting struct stat -> GFileInfo
      Enforce 'rdev' (device file major/minor) is 0
      Merge branch 'giuseppe/staticdeltas' of https://github.com/giuseppe/ostree
      Port to libgsystem errno API, hard depend on 2014.3
      deploy: Actually copy xattrs of modified config files
      deploy: Update to use latest libgsystem API
      repo: Improve ostree_repo_load_file() to use `*at()` for xattrs
      refs: Use G_IO_ERROR_NOT_FOUND when a ref lookup fails
      Use *at() functions for native filesystem commits
      Add internal ot_openat_read_stream() helper
      checkout: Add --fsync=false
      Bump libgsystem dependency
      Release 2015.1

Giuseppe Scrivano (3):
      Revert "ostree-repo-pull: Remove currently #if 0 static delta code"
      fix --help for static-delta
      Remove unused variable warning

Matthew Barnes (5):
      Add ostree_repo_remote_list()
      Add "ostree remote list" command
      doc: Update gtk-docs
      Add ostree_repo_pull_default_console_progress_changed()
      Require a PREFIX when deleting refs