Release 2016.1 Notable commits: * Alexander Larsson contributed changes to better isolate concurrent use of OSTree pulls into the same repository: repo: Use per-transaction staging dir repo: Allocate a tmpdir for each OstreeFetcher to isolate concurrent downloads * Colin Walters added two new APIs that make it easier to optimize committing new trees from previously generated content: repo: Expose dfd-relative mtree writes as public API repo: Add APIs for devino optimization between checkout -> commit and contributed build fixes as well as internal optimizations for deployment writing. * Giuseppe Scrivano enhanced the prune command: prune: add new flag --static-deltas-only * Jonathan Lebon made `grub2-mkconfig` work reliably when *not* run by OSTree: grub2_generate: load sysroot before using it * Matthew Barnes added a new remote command: remote: Add "ostree remote summary" command and contributed several other cleanups inside the HTTP fetcher. Git-EVTag-v0-SHA512: d878898cbb3058fa168fbc193926c89cafbe28c2329f1757cf1cf452f3fd11a9da436978cee66010edb96f215ebc119efbdc7506058098805585d89b9a457f66