jflteatt: Update init to I337UCUFNB1 (4.4.2)

This also aligns the ro.product.model with stock.

Change-Id: Ib783eaa3a4bc052704efeae99e0bc45fbc2aa1ab
Merge branch 'cm-11.0' of https://github.com/CyanogenMod/android_device_samsung_jflte into cd-4.4