CocoaPods/CocoaPods — pull request #1941 by dlackty (2014-03-29 11:14:02+00:00)
Title: Add advice for UTF-8 issue on Travis CI

Use ENV['TRAVIS'] to check if it's Travis CI environment.
```
WARNING: CocoaPods requires your terminal to be using UTF-8 encoding.
Consider adding the following settings to .travis.yml

before_script:
- export LANG=en_US.UTF-8
```

This closes #1933