Env: Properly sniff out IE11. As suggested in #54.
Env: Properly sniff out IE11. As suggested in #54.

User-agent string has changed in IE11 and doesn't contain MSIE anymore.
We have to sniff for Trident instead.

moxiecode/moxie,moxiecode/moxie,moxiecode/moxie,moxiecode/moxie