make login banner, user/pass prompts configurable
whoops issue, not banner
Merge pull request #1 from GooseYArd/banner

Banner
botched merge
Merge branch 'master' of github.com:GooseYArd/telnetsrvlib into banner
catch socket.error from dead greenlet
ignore exception after dropped connection
remove ok message
trap an exception the the client has disconnected
Merge pull request #12 from GooseYArd/master

issue support, user/pass prompt configuration