Add UDK script that combines all parts of the UDK process

scripts/udk.sh

@@ -0,0 +1,32 @@
+#!/usr/bin/env bash
+
+set -e
+
+trap "trap - SIGTERM && kill -- -$$" SIGINT SIGTERM EXIT
+
+echo "## Launching UDK ##"
+./scripts/udk-server.sh &
+
+while true
+do
+    if lsof -Pi :20715 -sTCP:LISTEN -t >/dev/null
+    then
+        break
+    fi
+    sleep 1
+done
+
+echo "## Launching NC ##"
+./scripts/udk-output.sh &
+
+while true
+do
+    if lsof -Pi :1234 -sTCP:LISTEN -t >/dev/null
+    then
+        break
+    fi
+    sleep 1
+done
+
+echo "## Launching GDB ##"
+./scripts/udk-debug.gdb