Merge pull request #127 from mattn/fix-leak

fix memory leak

Merge pull request #124 from mattn/add-broadcast

add Broadcast

Merge pull request #122 from mattn/use-ctx

Use WithTimeout

Merge pull request #120 from mattn/fix-goroutine-leak

fix possibly goroutine leak

Merge pull request #119 from mattn/delete-ok

return OK for deletion

Merge pull request #118 from mattn/use-relaywrapper

use eventstore.RelayWrapper

Merge pull request #117 from mattn/add-skipEventFunc

add WithSkipEventFunc

Merge pull request #116 from mattn/real-ip

use X-Real-Ip if presented

fix EventCounter

Merge pull request #109 from mattn/update-mods

update deps