KDE(Libs)4Support rename

[Alex Merry]

On 10/04/14 06:21, Kevin Ottens wrote:
>> Are there any objections to me pushing this (along with relevant changes
>> - mostly to CMake code and comments - in other repos, of course)?
> 
> Good to go from my side. The earlier the better for that one.

I've got some compatbility CMake code written.  I'll push once I've run
kdesrc-build to check it does actually work.

Alex