Fix GEDCOM importer to properly handle multiple surnames per 5.5.1 (#862)

Fixes #11228

data/tests/exp_sample_ged.ged

@@ -2,8 +2,8 @@
 1 SOUR Gramps
 2 VERS 5.0.2
 2 NAME Gramps
-1 DATE 5 MAR 2019
-2 TIME 09:11:15
+1 DATE 31 JUL 2019
+2 TIME 10:58:33
 1 SUBM @SUBM@
 1 FILE C:\Users\prc\AppData\Roaming\gramps\temp\exp_sample_ged.ged
 1 COPR Copyright (c) 2019 Alex Roitman,,,.
@@ -885,7 +885,7 @@
 0 @I0046@ INDI
 1 NAME Tom /Von Tester y tested/
 2 GIVN Tom
-2 SPFX Von, 
+2 SPFX Von
 2 SURN Tester y, tested
 2 NICK TesterNickname
 1 SEX M
@@ -1420,7 +1420,7 @@
 0 @N0018@ NOTE Another Citation Note
 0 @N0019@ NOTE A bad photo for sure
 0 @O0000@ OBJE
-1 FILE c:\msys64\mingw64\share\gramps\tests\O0.jpg
+1 FILE c:\users\prc\workspace\grampsm\main\data\tests\O0.jpg
 2 FORM jpg
 2 TITL Michael O'Toole 2015-11
 1 NOTE @N0019@

data/tests/imp_sample.ged

@@ -50,9 +50,9 @@
 0 @I0@ INDI
 1 NAME Anna /Hansdotter/
 2 GIVN Anna
+2 SURN Hansdotter, Smith
+2 SPFX Vrow, huh
 2 SURN Hansdotter
-2 SPFX Vrow
-2 SURN Smith
 2 _AKA Anna Smith
 2 _AKA Hanna
 2 NOTE Hans daughter? N0000

data/tests/imp_sample.gramps

@@ -3,7 +3,7 @@
 "http://gramps-project.org/xml/1.7.1/grampsxml.dtd">
 <database xmlns="http://gramps-project.org/xml/1.7.1/">
   <header>
-    <created date="2019-03-05" version="5.0.2"/>
+    <created date="2019-07-31" version="5.0.2"/>
     <researcher>
       <resname>Alex Roitman,,,</resname>
       <resaddr>Not Provided</resaddr>
@@ -617,7 +617,8 @@
       <gender>F</gender>
       <name type="Birth Name">
         <first>Anna</first>
-        <surname prefix="Vrow">Smith</surname>
+        <surname prefix="Vrow">Hansdotter</surname>
+        <surname prim="0">Smith</surname>
         <noteref hlink="_0000001100000011"/>
       </name>
       <name alt="1" type="Also Known As">
@@ -1704,7 +1705,7 @@ Unknown tag                                                         Line  1109:
         <range start="0" end="163"/>
       </style>
     </note>
-    <note handle="_000000f9000000f9" change="1551800790" id="N0036" type="General">
+    <note handle="_000000f9000000f9" change="1564588949" id="N0036" type="General">
       <text>Objects referenced by this note were missing in a file imported on 12/25/1999 12:00:00 AM.</text>
     </note>
   </notes>