Rename title to reflect focus of the event
Rename title to reflect focus of the event

yugangbai/coderetreat.github.io,coderetreat/coderetreat.github.io,yugangbai/coderetreat.github.io,svenlange/coderetreat.github.io,yugangbai/coderetreat.github.io,yugangbai/coderetreat.github.io,coderetreat/coderetreat.github.io,svenlange/coderetreat.github.io,svenlange/coderetreat.github.io,coderetreat/coderetreat.github.io,coderetreat/coderetreat.github.io,svenlange/coderetreat.github.io