[Koha] 12.04 LTS to 14.04 LTS upgrade - any caveats?

Hi there My Koha is currently on Ubuntu 12.04.5 LTS which is prompting me to "do-release-upgrade" to 14.04.1 LTS. Anyone done this? Is it seamless? Any issues for Koha installation? Thanks Greg -- Gregory Ashe IT Manager Glenstal Abbey Murroe Co Limerick Tel +353 61 386443 Mob +353 87 2346850 -- Consider the environment. Please only print this email if you really have to.