Upgraded the version of google-collections.
Upgraded the version of google-collections.

The new version of the library has been released. Upgrading the version
number in the pom.xml file as a result.

Signed-off-by: Gary Pampara <46654e9f53f0e5c1be5f3914582d375e0aa2156c@gmail.com>

cirg-up/cilib