Update release notes
Add #908 fix to release notes
Add Japanese translation of the update for release note #815
Fix an expression along with review comment and remove English for comparison
Re-add rebar_lock_deps_plugin to deps
Add some notes and fix on comments
Import change at #923 to release branch
Merge pull request #921 from basho/feature/gleaning-from-1.4.5-to-1.4

Gleanings from release/1.4 branch

Reviewed-by: kuenishi
Fix misc typos
Merge pull request #919 from basho/patch/update-release-notes

Update release notes

Reviewed-by: kuenishi
Merge pull request #922 from basho/bugfix/restore-rebar-lock-deps-plugin

Re-add rebar_lock_deps_plugin to deps

Reviewed-by: kuenishi
Add Japanese translation of release note 1.5.0
Remove an issue which was closed without merge
Address review comment including parts I forgot to translate m(＿ ＿)m

Also fix some typos in English version.
Merge pull request #925 from basho/feature/relnote-1.5-ja

Add Japanese translation of release note 1.5.0

Reviewed-by: kuenishi
Remove English lines from Japanese translation
Fix wrongly used bucket list
Accept any riak_cs_riak_client implementation
WIP: YESSIR riak_client

Current Status:

- [x] list buckets (only one bucket)
- [x] list object (only one entry)
- [x] get object (10-byte, fixed content)
- [ ] put object
- [ ] delete object
- [x] GC list keys (empty key list)
- [ ] GC (with some keys)
- [x] access/storage stats PUT
- [ ] storage/access GET
WIP WIP WIP