Refactor SVC handler (#540)

* Refactor SVC handler

* Get rid of KernelErr

* Split kernel code files into multiple folders

Ryujinx.HLE/HOS/Kernel/Ipc/KClientPort.cs

@@ -0,0 +1,33 @@
+using Ryujinx.HLE.HOS.Kernel.Common;
+
+namespace Ryujinx.HLE.HOS.Kernel.Ipc
+{
+    class KClientPort : KSynchronizationObject
+    {
+        private int _sessionsCount;
+        private int _currentCapacity;
+        private int _maxSessions;
+
+        private KPort _parent;
+
+        public KClientPort(Horizon system) : base(system) { }
+
+        public void Initialize(KPort parent, int maxSessions)
+        {
+            _maxSessions = maxSessions;
+            _parent      = parent;
+        }
+
+        public new static KernelResult RemoveName(Horizon system, string name)
+        {
+            KAutoObject foundObj = FindNamedObject(system, name);
+
+            if (!(foundObj is KClientPort))
+            {
+                return KernelResult.NotFound;
+            }
+
+            return KAutoObject.RemoveName(system, name);
+        }
+    }
+}