Add missing people from credits

data/core/about.cfg

@@ -771,6 +771,10 @@
         name = "ZygoUgo"
         comment = "Giant Rat portrait"
     [/entry]
+    [entry]
+        name = "ghype"
+        comment = "sprite animation and dunefolk base frames"
+    [/entry]
 [/about]
 
 [about]
@@ -926,6 +930,10 @@
         name = "George Birthisel (happygrue/Wintermute)"
         comment = "Unit balancing, Dunefolk Era"
     [/entry]
+    [entry]
+        name = "Hejnewar"
+        comment = "balancing for Age of Heroes, revised dunefolk"
+    [/entry]
     [entry]
         name = "Jake Bailey (jb)"
         comment = "multiplayer maps"
@@ -1411,6 +1419,9 @@
     [entry]
         name = "Kristoffer Grönlund (kegie)"
     [/entry]
+    [entry]
+        name = "Krogen"
+    [/entry]
     [entry]
         name = "Laurent Birtz"
     [/entry]
@@ -1706,6 +1717,9 @@
         name = "the_beagle"
         comment = "Wose race description"
     [/entry]
+    [entry]
+        name = "The Gnat"
+    [/entry]
     [entry]
         name = "Thibault Févry (iwontbecreative)"
         comment = "Some GCI tasks and utils/wiki_grabber.py cleanup."