[bug 946705] Update Google Analytics options.
[bug 946705] Update Google Analytics options.

* Mask IPs that are send to Google.
* setAllowLinker == true
* setAllowAnchor == true

tsmrachel/remo,mozilla/remo,Mte90/remo,Mte90/remo,flamingspaz/remo,abdullah2891/remo,mozilla/remo,johngian/remo,akatsoulas/remo,Mte90/remo,mozilla/remo,johngian/remo,abdullah2891/remo,chirilo/remo,akatsoulas/remo,johngian/remo,Mte90/remo,flamingspaz/remo,akatsoulas/remo,tsmrachel/remo,mozilla/remo,abdullah2891/remo,tsmrachel/remo,chirilo/remo,abdullah2891/remo,chirilo/remo,johngian/remo,chirilo/remo,flamingspaz/remo,akatsoulas/remo,tsmrachel/remo,flamingspaz/remo