Incorporate changes for version 2.0

INSTALL

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+Installation or upgrade of RIBS is straightforward.
+
+1. Unpack
+Unpack the distribution in a convenient place. A directory will
+created called RIBS-x.x/.
+
+2. Review License
+Change to the RIBS-x.x/ directory and review the LICENSE file.
+
+3. Run the install script
+In the same directory, type sudo ./install.sh at a command prompt to
+install RIBS.
+
+4. Configure
+Type ribs -h for help on the ribs command. Type ribs -c to manage ribs
+configuration.
+
+5. Run RIBS
+Type ribs at a command line to run the config files, or refer to the
+/usr/local/bin/run_ribs_backups script for info on running ribs as a
+scheduled task using cron.