- draw commits again, with a longer delay
- reduce grow ratio of canvas's size
- update num of tag / remote branch / local branch
Merge branch 'frontend' into dev
a few minor changes

- adjust delay
- expanding ratio of canvas
- <repo address>
improve layout by fake nodes
link commits with bezier curve
Merge branch 'layout-with-fake-node' into dev
expand canvas horizontally
return committer / author as well
Merge branch 'info-commit' into dev
convert json with ActiveSupport::JSON
modify style
update Gemfile
fix gemspec
ideas