implement edit dan simpan produk
fix form insert/update
nambahin link di index
Merge branch 'master' of https://github.com/artivisi/training-java-fundamental-2014-01
perbaikan aplikasi pos
perbaikan aplikasi pos web
Merge branch 'master' of https://github.com/artivisi/training-java-fundamental-2014-01
format tanggal dengan JSTL
Merge branch 'master' of https://github.com/artivisi/training-java-fundamental-2014-01

Conflicts:
	aplikasi-pos-web/src/main/webapp/WEB-INF/web.xml