This is mostly a bugfix release, the only user-visible
change is that `rpm-ostree status` now supports `--verbose`.
```
Colin Walters (18):
build: Always recurse build into libdnf/
app: Only call RegisterClient() if we're root
ci/container: Use updates-testing
Require ostree 2017.5
status: Rename OSName → StateRoot in the human-readable text
status: Do show Commit with --verbose, don't show StateRoot without it
libpriv: Delete some dead code
scripts: Ignore openjdk pretrans
app: Prefix error when trying to connect to the bus
core: Fix error handling in hardlink changes for directory iteration
core: Port a few functions to new style
daemon/core: Move some deployment logic here, also add bump_mtime()
daemon: Move deployment cleanup logic into core
daemon/cleanup: Make use of new libostree API to fix TODO
libpriv: Add a helper function to print pkg diff
utils: Mostly convert to new code style
tests: Add unit tests for varsubst
Release 2017.5
Jonathan Lebon (1):
util: fix potential overflow in var substitution
```
Git-EVTag-v0-SHA512: 8e8600392fa64ba46021f24faab16533f8b459d3e5f4c41784b185912ec0f672f4036fd674c30cc0a7f89987876cc6517cde45f345d19b9818d1d4839b5a31e5