Revert "base de datos demo"

This reverts commit 9c5368008e5f804a7dc313b3493b1dc1168fc518.
Revert "verificacion del campo valorVenta"

This reverts commit c0b67ddfb9504117c76bcc5d0f43f252eaf13841.
Revert "productos -act2"

This reverts commit 225c283e081652ca76b1fe77929c0f1ccd4457b1.
Revert "productos - act"

This reverts commit eec609cbc8f57d7c63ec7f034a34a950db1ec98e.
Revert "pruebaff"

This reverts commit 264ca9fbd800c4f4f8d4e769bd54162924897c2a.
Revert "pruebaf2"

This reverts commit ecad027d179383bf33cce6fd61fdc8aff1a4f8ef.
Revert "pruebaf"

This reverts commit 28d948f68954c16068cb980265fa632da82a3c11.