finagle: Update Netty version in SBT to latest
finagle: Update Netty version in SBT to latest

Update Netty version in SBT from 4.1.3.Final to 4.1.4.Final.

RB_ID=859807

koshelev/finagle,koshelev/finagle,BuoyantIO/finagle,mkhq/finagle,twitter/finagle,luciferous/finagle,luciferous/finagle,BuoyantIO/finagle,koshelev/finagle,twitter/finagle,luciferous/finagle,spockz/finagle,mkhq/finagle,twitter/finagle,mkhq/finagle,adriancole/finagle,koshelev/finagle,luciferous/finagle,spockz/finagle,adriancole/finagle,BuoyantIO/finagle,twitter/finagle,adriancole/finagle,koshelev/finagle,mkhq/finagle,BuoyantIO/finagle,adriancole/finagle,BuoyantIO/finagle,twitter/finagle,mkhq/finagle,mkhq/finagle,adriancole/finagle,spockz/finagle,luciferous/finagle,spockz/finagle,luciferous/finagle,spockz/finagle,adriancole/finagle,koshelev/finagle,spockz/finagle,BuoyantIO/finagle