Ant & Guava Updates 2014

Updated ant to 1.9.4
Updated guava to 18.0
Updated example to latest version as well as ant/guava revisions
Updated change log reflecting this change
Updated build properties for guava/ant
Update classpath

with guava/ant changes.
Fix spelling mistake.
Fix resource leak and location of comment

Potential resource leak, fixed.
Moved comment to not trail line.