Modifying the CLI interface to work on a file containing a list
of URLs, instead of a single URL.
Changing the CLI interface to process a file containing a list of
URLs, instead of a single URL.
Merge branch 'master' of github.com:bsravanin/goose
Cassandra persistence.

Modifying the CLI interface to store the extracted articles into
a Cassandra (keyspace, column_family). Versions.
Further simplifying the CLI interface.

The keyspace and columnfamily are used to both get a list of URLs,
and update their extracted content.
After modifications to the url_versions schema.
Merge remote-tracking branch 'remotes/bsravanin/master'

Conflicts:
	pom.xml
integrate cassandra
- create different main
- comment out cassandra as it introduces too many dependencies to be always kept in trunk code