Merge pull request #1 from lourivaldo/master

teste - Pacote e classe codigo de barras
Nova biblioteca jconnector
Merge branch 'master' of https://github.com/jhmdmgae/LPOO---Minhas-Compras.git
correções
Merge pull request #2 from lourivaldo/master

aceita ai
Merge pull request #1 from jhmdmgae/master

teste