add more reliable shutdown handler
add simple Gauge helper
add comments
add comments
rename handler, early return if block is missing, log.debug replaces log.info
better comments, fix method name
remove staticgauge
ignore .idea folder
CS-130: pass block as parameter to shutdown handler registration
bump Gemfile.lock
CS-130: rename source_location to block
keep non-java entries in gemfile.lock
Merge pull request #15 from liquidm/130-binlog-publisher-leadership-issue

130 binlog publisher leadership issue