Remove Ubuntu 14.04 testing
Remove Ubuntu 14.04 testing

Signed-off-by: Tim Smith <764ef62106582a09ed09dfa0b6bff7c05fd7d1e4@chef.io>

opscode-cookbooks/tomcat,opscode-cookbooks/tomcat,Lianping/tomcat,opscode-cookbooks/tomcat,chef-cookbooks/tomcat,chef-cookbooks/tomcat,Lianping/tomcat,Lianping/tomcat,chef-cookbooks/tomcat