binutils: Also enable plugins when building with gold.
llvm: Build the LLVMgold.so plugin for ld.gold &c.
glibc: Enable kernels down to 2.6.32 (required for RHEL 6).
stepmania: A dance (rhythm) game in the spirit of DDR.
photivo: Add photivo photo processor / RAW development laboratory.
lcov: Update to 1.10 as 1.9 fails with gcc 4.7 .gcno files.