trace.h added

git-svn-id: svn://svn.code.sf.net/p/vpinball/code/trunk@940 14438d79-0ffd-4333-8ae7-ea2bdd901387
hash.h added

git-svn-id: svn://svn.code.sf.net/p/vpinball/code/trunk@941 14438d79-0ffd-4333-8ae7-ea2bdd901387