uglify-js throw an error because of a pre-release

[jdeniau]

https://github.com/mishoo/UglifyJS2/releases

the harmony-v3.1.9 throws :

TypeError: Invalid Version: harmony-v3.1.9
    at new SemVer (/home/jdeniau/code/website/node_modules/changelog-view/bin/changelog-view:27521:11)
    at compare (/home/jdeniau/code/website/node_modules/changelog-view/bin/changelog-view:27794:10)
    at Function.eq (/home/jdeniau/code/website/node_modules/changelog-view/bin/changelog-view:27833:10)
    at /home/jdeniau/code/website/node_modules/changelog-view/bin/changelog-view:29058:29
    at Array.filter (native)
    at _callee2$ (/home/jdeniau/code/website/node_modules/changelog-view/bin/changelog-view:29057:50)
    at tryCatch (/home/jdeniau/code/website/node_modules/changelog-view/bin/changelog-view:6231:40)
    at Generator.invoke [as _invoke] (/home/jdeniau/code/website/node_modules/changelog-view/bin/changelog-view:6469:22)
    at Generator.prototype.(anonymous function) [as next] (/home/jdeniau/code/website/node_modules/changelog-view/bin/changelog-view:6283:21)
    at step (/home/jdeniau/code/website/node_modules/changelog-view/bin/changelog-view:28917:30)
(node:5377) UnhandledPromiseRejectionWarning: Unhandled promise rejection (rejection id: 1): TypeError: Invalid Version: harmony-v3.1.9
(node:5377) [DEP0018] DeprecationWarning: Unhandled promise rejections are deprecated. In the future, promise rejections that are not handled will terminate the Node.js process with a non-zero exit code.