Build #51:   Added coveralls back to the test coverage on branch v0.5.1 over 7 years ago

Build #3:   Added test for #to_s on branch master over 9 years ago

Build #15:   Updated version number of rooted_tree on branch master over 9 years ago

Build #40:   Fixed an issue where deleted nodes would keep their children on branch master over 9 years ago

Build #19:   Bumped version number on branch master over 9 years ago