Fixed Task static methods for Net3

IPA.Loader/Config/ConfigRuntime.cs

@@ -119,8 +119,13 @@ namespace IPA.Config
 
         public static Task TriggerFileLoad(Config config) => loadFactory.StartNew(() => LoadTask(config));
 
-        public static Task TriggerLoadAll()
-            => Task.WhenAll(configs.Select(TriggerFileLoad));
+        public static Task TriggerLoadAll() =>
+#if NET3
+            TaskEx
+#else
+            Task
+#endif
+            .WhenAll(configs.Select(TriggerFileLoad));
 
         /// <summary>
         /// this is synchronous, unlike <see cref="TriggerFileLoad(Config)"/>

IPA.Loader/Loader/PluginLoader.cs

@@ -26,7 +26,12 @@ namespace IPA.Loader
     /// </summary>
     public class PluginLoader
     {
-        internal static Task LoadTask() => Task.Factory.StartNew(() =>
+        internal static Task LoadTask() =>
+#if NET3
+            TaskEx.Run(() =>
+#else
+            Task.Run(() =>
+#endif
         {
             YeetIfNeeded();