Use `ENV['GH_TOKEN']` if it exist
Set auto publish from master
for debugging
Fix invalid .travis.yml
fix .travis.yml
Update .travis.yml
Specify to use bash
Fix bash syntax
Add 'rake' to Gemfile
Skip strict host key checking
Oops...
Skip ssh if `ENV['GH_TOKEN']` is exist
Fix syntax error...
Set commit author
Set git user.{name,email}
Update secure key
Revert "Update secure key"

This reverts commit 2810201aad4e2931f3d27852be4f394c2e7ba3d8.
Revert "Set git user.{name,email}"

This reverts commit 849734e859d5964e7d01d3768f9c7aa7bc491e32.
Fix command
Setup environment variables about git commiter/author