Some notes about variable expanding. Thanks to @dre1080 for the feedback!
Added method __isset() to check whether a property exists
Merge pull request #2 from thiagophx/develop

Added method __isset() to check whether a property exists
Automation improvements
Update .travis.yml
Update README.md
[no ci]
Update README.md
New makefile; 100% code coverage
packaging
Merge branch 'develop' of github.com:Respect/Config into develop
New makefile, phar packager from Foundation
Gitignoring some things
Fix typo in README.md

Puts within instead of wihin in section Known Limitations.
Merge pull request #5 from rogeriopradoj/iss4

Fix typo in README.md [no ci]
Trying to fix Travis
Trying to fix Travis
Trying to fix Travis
Trying to fix Travis
Trying to fix Travis