Mouse horizontal move does not interrupt idle mode

I'm submitting a ... (check one with "x")

[x] bug report => search github for a similar issue or PR before submitting
[ ] feature request
[ ] support request => Please do not submit support request here, instead see https://github.com/HackedByChinese/ng2-idle/blob/master/CONTRIBUTING.md#getting-help

Current behavior

Expected behavior

Mouse horizontal move should interrupt idle mode

Minimal reproduction of the problem with instructions

Can be tested on your example page https://hackedbychinese.github.io/ng2-idle/

What is the motivation / use case for changing the behavior?

ng2-idle is considered to stop idle mode even on horizontal mouse move

Please tell us about your environment:

https://hackedbychinese.github.io/ng2-idle/

@ng-idle version: 2.x
Angular version: 2.x
Browser: [all | Chrome XX | Firefox XX | IE XX | Safari XX | Mobile Chrome XX | Android X.X Web Browser | iOS XX Safari | iOS XX UIWebView | iOS XX WKWebView ]

I can only test on Chrome and Edge and it is producing on both
Language: [all | TypeScript X.X | ES6/7 | ES5]
Node: node --version =

moribvndvs / ng2-idle

Mouse horizontal move does not interrupt idle mode #79