pySim-read.py: Enable parsing of Home ePDG Identifier in USIM

As per TS 31.102, version 13.4.0 Release 13, this EF can found under ADF.USIM at File Id 6ff3.
Also, if service n°106 and service n°107 are available, this file shall be present.

Change-Id: I68114d328d1af5682a5bc1fa7642882e80b5de4d
diff --git a/pysim-testdata/Fairwaves-SIM.ok b/pysim-testdata/Fairwaves-SIM.ok
index 930dae0..dcdd43c 100644
--- a/pysim-testdata/Fairwaves-SIM.ok
+++ b/pysim-testdata/Fairwaves-SIM.ok
@@ -114,5 +114,6 @@
 	Service 64 - VGCS security
 	Service 65 - VBS security
 
+ePDGId: Can't read file -- SW match failed! Expected 9000 and got 6a82.
 Done !
 
diff --git a/pysim-testdata/Wavemobile-SIM.ok b/pysim-testdata/Wavemobile-SIM.ok
index dc23e2a..0e41ec0 100644
--- a/pysim-testdata/Wavemobile-SIM.ok
+++ b/pysim-testdata/Wavemobile-SIM.ok
@@ -130,5 +130,6 @@
 	Service 53 - Extension 8
 	Service 55 - MMS User Connectivity Parameters
 
+ePDGId: Can't read file -- SW match failed! Expected 9000 and got 6a82.
 Done !
 
diff --git a/pysim-testdata/sysmoISIM-SJA2.ok b/pysim-testdata/sysmoISIM-SJA2.ok
index 6fe4404..fd3f252 100644
--- a/pysim-testdata/sysmoISIM-SJA2.ok
+++ b/pysim-testdata/sysmoISIM-SJA2.ok
@@ -150,6 +150,9 @@
 	Service 94 - Extended Terminal Applications
 	Service 95 - Support of UICC access to IMS
 
+ePDGId:
+	Not available
+
 ISIM Service Table: 190200
 	Service 1 - P-CSCF address
 	Service 4 - GBA-based Local Key Establishment Mechanism
diff --git a/pysim-testdata/sysmoUSIM-SJS1.ok b/pysim-testdata/sysmoUSIM-SJS1.ok
index fb8e472..55c43ad 100644
--- a/pysim-testdata/sysmoUSIM-SJS1.ok
+++ b/pysim-testdata/sysmoUSIM-SJS1.ok
@@ -138,5 +138,6 @@
 	Service 53 - Extension 8
 	Service 55 - MMS User Connectivity Parameters
 
+ePDGId: Can't read file -- SW match failed! Expected 9000 and got 6a82.
 Done !