Build #71:   Fix Excel2003: set namespace if doesn't exist on branch fix/excel-2003-namespacing over 3 years ago

Build #26:   Updated Changelog and gemspec on branch master almost 4 years ago

Build #662:   <a href="https://github.com/roo-rb/roo/commit/15449747f5d7759ff1bc72ac5cfafa541227286e"... on branch fix-issue-541 over 2 years ago