[COOK-3745] - Scientific Linux support for Tomcat

Signed-off-by: Sean OMeara <someara@opscode.com>
[COOK-4573] - Oracle Linux support for Tomcat

Signed-off-by: Sean OMeara <someara@opscode.com>
[COOK-4574] - genkeypair is not a valid parameter to keytool

Signed-off-by: Sean OMeara <someara@opscode.com>
[COOK-4575] - update test harness for Ubuntu 14.04

Signed-off-by: Sean OMeara <someara@opscode.com>