[CMake] How to find versioned Boost libraries?

[Peter Simons]

Pau Garcia i Quiles writes:

 > FindBoost.cmake from CMake 2.6.2 does not look for Boost 1.37.0 or
 > newer by default. Either you update to CMake CVS (or 2.6.3RC), or you
 > do this:
 >
 > SET( Boost_ADDITIONAL_VERSIONS 1.38 1.38.0 )

I added that line to my CMakeLists.txt file, but it doesn't seem to make
any difference: CMake still doesn't find the libraries. I'll try to
figure out what exactly is going wrong.

Take care
Peter