Added null networkedVar handling to inspector drawing

Author: TwoTenPvP

MLAPI-Editor/NetworkedBehaviourEditor.cs

@@ -2,6 +2,7 @@
 using System.Collections.Generic;
 using System.Reflection;
 using MLAPI;
+using MLAPI.NetworkedVar;
 using UnityEngine;
 
 namespace UnityEditor
@@ -51,6 +52,15 @@ void RenderNetworkedVar(int index)
                 MonoScript targetScript = scriptProperty.objectReferenceValue as MonoScript;
                 Init(targetScript);
             }
+
+            object value = networkedVarFields[networkedVarNames[index]].GetValue(target);
+            if (value == null)
+            {
+                Type fieldType = networkedVarFields[networkedVarNames[index]].FieldType;
+                INetworkedVar var = (INetworkedVar) Activator.CreateInstance(fieldType, true);
+                networkedVarFields[networkedVarNames[index]].SetValue(target, var);
+            }
+            
             Type type = networkedVarFields[networkedVarNames[index]].GetValue(target).GetType();
             Type genericType = type.GetGenericArguments()[0];
 
@@ -83,19 +93,19 @@ void RenderNetworkedVarValueType<T>(int index) where T : struct
             if (type == typeof(int))
                 val = EditorGUILayout.IntField(name, (int)val);
             else if (type == typeof(uint))
-                val = EditorGUILayout.LongField(name, (long)((uint)val));
+                val = (uint)EditorGUILayout.LongField(name, (long)((uint)val));
             else if (type == typeof(short))
-                val = EditorGUILayout.IntField(name, (int)((short)val));
+                val = (short)EditorGUILayout.IntField(name, (int)((short)val));
             else if (type == typeof(ushort))
-                val = EditorGUILayout.IntField(name, (int)((ushort)val));
+                val = (ushort)EditorGUILayout.IntField(name, (int)((ushort)val));
             else if (type == typeof(sbyte))
-                val = EditorGUILayout.IntField(name, (int)((sbyte)val));
+                val = (sbyte)EditorGUILayout.IntField(name, (int)((sbyte)val));
             else if (type == typeof(byte))
-                val = EditorGUILayout.IntField(name, (int)((byte)val));
+                val = (byte)EditorGUILayout.IntField(name, (int)((byte)val));
             else if (type == typeof(long))
                 val = EditorGUILayout.LongField(name, (long)val);
             else if (type == typeof(ulong))
-                val = EditorGUILayout.LongField(name, (long)((ulong)val));
+                val = (ulong)EditorGUILayout.LongField(name, (long)((ulong)val));
             else if (type == typeof(bool))
                 val = EditorGUILayout.Toggle(name, (bool)val);
             else if (type == typeof(string))