Issue #15
Merge branch 'master' of git://github.com/scieloorg/balaio into 15

Conflicts:
	balaio/tests/test_validator.py
Issue #15 - adjustments related to naming
Merge branch 'master' of git://github.com/scieloorg/balaio into 15

Conflicts:
	balaio/validator.py
Restoring some tests which were removed by mistake
Merge pull request #45 from robertatakenaka/15

Issue #15 - Validation of journal title as registered in NLM