upgrade 12.04->14.04

[steve reilly]

>
> As far as I know all the previous kernels will be uninstalled, as will
> be the 12.04 one that you are running when you start the upgrade.  You
> will be left with just the latest 14.04 kernel.  I don't know whether
> kernels from 12.04 would run under 14.04, I think probably not.
>
> Colin

thanks for the input, I think im just going to use a spare drive,
install 14.04, transfer databases over and see how it goes.  thankful
for LTS, then i wont have to mess with this again til 2019.
hopefully..... !