mimic long-press-exit-behavior exactly of original code

..just for completeness, and also so that it will make it into the DX9 branch, too

git-svn-id: svn://svn.code.sf.net/p/vpinball/code/trunk@935 14438d79-0ffd-4333-8ae7-ea2bdd901387
Merge branch 'master' into dev
Merge branch 'dev' of https://github.com/c-f-h/vpinball into dev

Conflicts:
	pininput.cpp