cmake: add clang-3.2 required libraries
Merge pull request #1 from sbinet/wip/clang-3.2

Make the project build with Clang 3.2.

Credit to Sebastien Binet.
Fix build if you don't build all the targets.
Search for yaml-cpp
Fix one file build with clang pre-3.4
Compile fixes for trunk llvm/clang
Merge pull request #1 from rpavlik/master

Fix one file build with clang pre-3.4