(svn r12641) -Codechange: do not use the same button for two completely distinct tasks, just make an extra button for it and hide them when not needed.
Makefile*
bin/*
!bin/data/chars.grf
!bin/data/openttdd.grf
!bin/data/openttdw.grf
!bin/data/opntitle.grf
!bin/scenario/README
!bin/scripts*
config.*
objs/*
src/rev.cpp