[S05] document reversed character range compilation failure clarify what happens if an indirect rule fails to compile
[S05]
document reversed character range compilation failure
clarify what happens if an indirect rule fails to compile


git-svn-id: 53605643c415f7495558be95614cf14171f1db78@28957 c213334d-75ef-0310-aa23-eaa082d1ae64

tokuhirom/specs,tokuhirom/specs,prammer/specs,tokuhirom/specs,prammer/specs,perl6/specs,prammer/specs,perl6/specs