CppUnit is really too large for our needs, would require to be precompiled
for many platforms, in all combinations of debug and release modes, with
additional variants for libstdc++ versions. We replace it with our own
lightweight implementation, LolUnit. Good riddance.

so that it builds properly.

quad application.

tested wherever relevant.

the new Shader cache.

together with the --enable-experimental flag. Use LOL_DEBUG and
LOL_RELEASE instead of the previous values.