Revise timeout value of create-ring and synchronize-ring
Improve relbalance-fun and management of records
Fix a bug in ring-table
Revise timeout-value in the worker
Omit membership of a node, the state of which is 'attached'
Omit membership of a node, the state of which is not 'running'
Fix that there is a possibility of not heartbeat
Implement able to callback in the membership
Implement able to callback in the membership#2
Implement interval of the consecutive procs
Update require_otp_vsn
Improve membership and rebalance
Upgrade libs
Bump leo_redundant_manager to 1.4.1
Merge branch 'release/1.4.1'