Replace IO#lines with IO#each_line and IO#lineno. Fixes #7
add rake tasks for all modes, with a default of all. Fixes #9
Merge pull request #8 from josephholsten/7-use-io-each-line

Replace IO#lines with IO#each_line and IO#lineno. Fixes #7
lazy require ruby-appraiser
rake task should fail if appraisal was not a success
Merge pull request #10 from josephholsten/9-add-rake-tasks

Fixes #9. add rake tasks for all modes, with a default of all.