Update to BETA 4

Signed-off-by: Andre Saddler <dresadd09691@gmail.com>
Change-Id: I0f388e0f8fb400be33887be1e4ee6475f4e4d5c9
Fix: Typo in APN

Fixes typo in APN configs for SKT Telecom network

PS1: Fix APN config typo
PS2: Fix commit message typo (...ironic)

Change-Id: Id2b78248cc47d0ef7c573adf062db5f0b34d2621