change paramaters for your environments:
- <string>/Users/freddie/.rbenv/shims/atig</string>
+ <string>/Users/john/.rbenv/shims/atig</string>
copy plist to your local machine:
$ cp atig.plist ~/Library/LaunchAgents/
load plist to launchd daemon:
$ sudo launchctl load ~/Library/LaunchAgents/atig.plist