Merge branch 'release/0.2.9'
add login
bug fix
Merge branch 'release/0.2.10'
Merge branch 'release/0.2.11'
Merge branch 'release/0.2.12'
Merge branch 'release/0.2.13'
Merge branch 'release/0.2.14'
change version
Merge branch 'release/0.2.15'
update version
merge develop
Merge branch 'develop'

Conflicts:
	lib/leofs_manager_client.rb
Merge branch 'develop'

# Please enter a commit message to explain why this merge is necessary,
# especially if it merges an updated upstream into a topic branch.
#
# Lines starting with '#' will be ignored, and an empty message aborts
# the commit.
fix buf & spec
Merge branch 'hotfix/add_reader_for_ratio_active_size'