Update japanese release note for 1.4.3
Merge pull request #745 from basho/feature/1.4.3-release-note-ja

Update japanese release note for 1.4.3
Remove name reference to access archiver processes

Original issue: #746

To complete multiple archiver processes support introduced at:
  #717 Only a single access archiver can run at a time
  https://github.com/basho/riak_cs/pull/717
registered name references should be removed.
Add riak_test module for access statistics
riak_cs_access_archiver_manager always fail to throttle even when
number of active workers exceeded max_workers, because the
handle_call({archive, _, _}, ...) never matches to the message
called from riak_cs_access_archiver_manager:archive/2.
Merge pull request #747 from basho/bugfix/access-archiver-crash

Remove name reference to access archiver processes
add test to reproduce #743
add error handling when sum_bucket failed with timeout, which
causes dirty error message and no way to know which bucket was
failed in usage calculation mapreduce. This commit adds two ways
to know that:

- outputs an error log that prints user key id and bucket name
  with error reason.
- stores the result into moss.storage with reason like:
    { "bucket_name" : "{error,{timeout,[]}}" }

The latter log proves and indicated there existed a bucket at
that time even though its usage size was unknown. Better than
ignored, which operator can't tell non-existent from calculation
failure.
a bug found by a dialyzer, usage was not countable
Remove name reference to access archiver processes

Original issue: #746

To complete multiple archiver processes support introduced at:
  #717 Only a single access archiver can run at a time
  https://github.com/basho/riak_cs/pull/717
registered name references should be removed.
add xref fix
Merge pull request #758 from basho/bugfix/access-archiver-throttle

riak_cs_access_archiver_manager always fails to throttle access archiver
Merge pull request #759 from basho/bugfix/ku-cs-743-timeout

handle timeout error on sum_bucket/2
create basho-patches directory
Merge pull request #775 from basho/bugfix/create-basho-patches-dir

create basho-patches directory
change release note format from org-mode to Markdown
add 1.4.4 release notes
fix refs and typo
minor clarification of 1.4.4 release notes
Merge pull request #776 from basho/feature/1.4.4-releasenotes

Feature/1.4.4 releasenotes