Merge pull request #21 from danielalencar/master

"character varying" for varchar
Atualizando...
Merge branch 'master' of https://github.com/danielcalencar/pubnotes-server
Merge pull request #22 from judf/master

Modificações nos serviços.
Ultima modificacao.
Merge branch 'master' of https://github.com/danielcalencar/pubnotes-server
Merge pull request #23 from judf/master

Ultima modificação.
integrating recommendation in pubnotes-server