Upgrade PostgreSQL from 9.1 to 9.3 on Kubuntu

The following article show how to upgrade PostgreSQL from version 9.1 to version 9.3 in Kubuntu.
This will also work in Ubuntu and it can also be applied to upgrade between any version of PostgreSQL.

Here's how to Upgrade PostgreSQL from 9.1 to 9.3 on Kubuntu.

./M6