refgen now expects a full .cpp file name.
Added cphy++, that just compiles the given file and does not run the
output.
Improved refgen to compare files by ID instead of name.
Added output option to cphy++.
Removed useless code.
Fixed cphy++ output options, removed timings.
Moved tools to a separate directory and added CMake build scripts.
Removed entry from .gitignore.