添加电源管理支持

USB HID 继电器支持
GPIO 添加初始文件

configs/kvmd/atx.sh

@@ -0,0 +1,17 @@
+#!/bin/bash
+
+echo $ATX
+case $ATX in
+    GPIO)
+    CUSTOMATX=gpio
+    ;;
+    USBRELAY_HID)
+    CUSTOMATX=usbrelay_hid
+    ;;
+    *)
+    echo "No thing."
+    exit -1
+esac
+
+#$1 option: short long reset
+exec /etc/kvmd/custom_atx/$CUSTOMATX.sh $1