VERSION | 4 0 + 4 - 0 !
lib/mail/version.rb | 10 5 + 5 - 0 !
2 files changed, 5 insertions(+), 9 deletions(-)

 track library version within lib/

It's not safe to expect a relative directory up outside of lib/mail to
actually contain files we might want to expect to live there. So
instead of maintaining a VERSION file, simply maintain the version
string within lib/mail/version.rb.