Merge pull request #81 from duzun/patch-2

Keep global scope clean with AMD. Always check for jQuery global.
Update ua-parser.js

Adding regex for Nexus 9 tablet
Adding test for Nexus 9 recognition
Merge pull request #86 from sgautrea/nexus-9

Adding HTC Nexus 9 recognition
Merge branch 'master' of https://github.com/faisalman/ua-parser-js