add scripts for vscode server

scripts/fix-vscode-node

@@ -0,0 +1,12 @@
+#! /bin/sh
+# fix-vscode-server-node.sh
+# https://github.com/microsoft/vscode-remote-release/issues/648#issuecomment-503148523
+cd ~/.vscode-server/bin/*
+if ! ./node -e "require('process').exit(0)"
+then
+  echo patching node binary $(readlink -f node)
+  rm node
+  ln -s $(which node)
+else
+  echo node is working $(readlink -f node)
+fi