Emulate, as much as possible, a unicode word boundry for unicode enabled `term`s since node *(V8)* doesn't currently support them. Possible fix for #133

* This is a mix of @Zrens idea mixed in with a little installWith snippet I did a while back
* Needs some intense testing before production use
Try sizzles re method for production testing

* Applies to #133
Merge pull request #151 from Martii/Issue-133

Issue 133