Merge branch 'release/1.0.6' into develop
Bump rebar
add Usage section
Merge pull request #3 from egisatoshi/develop

add the usage section
Fix a mistake
Add the "Usage in LeoFS" section
Update the version number of Erlang
Merge pull request #4 from egisatoshi/develop

Add the "Usage in LeoFS" section
Bump leo_commons and eleveldb
leo_backend_db
Merge branch 'release/1.0.7'