Report an error message mentioning indentation when choking on non-space indentation (with test).
die() should be called as a method of $self \(\?\).
CPAN Release 1.10

- Apply PR/138. @ehuelsmann++
Remove die() which can't be called (regex always matches).
CPAN Release 1.11

- Apply PR/139. @ehuelsmann++
Merge pull request #1 from ingydotnet/master

sync over master branch