Draft: simple update description guidelines

[Ralf Corsepius]

Rahul Sundaram wrote:
> Hi,
> 
> The following are a set of simple guidelines for the update descriptions 
> via bodhi (which is used by PackageKit to inform users of what has 
> changed). These guidelines are intended to help end users understand the 
> nature of changes in the update better. Bodhi is not used in rawhide, so 
> these guidelines are not applicable for rawhide updates. Note that this 
> is not connected to the rpm changelog.
-1, simply nuts