added test that checks the bug
added phpunit.xml.dist in order to create a better test-suite
starting MetadataParser implementation in TDD
refactored tests and new features
duplicated key feature
refactored MetadataParser, but i'm not fine with that design
empty lines should be skipped
fixed issue 1, still need to be refactored
Merge pull request #2 from innobitLab/issue_1

Fix Issue 1