Fix local .gitignore, adds Code setup.sh

.gitignore

@@ -0,0 +1,5 @@
+.DS_Store
+
+# local-only rc
+.rc.d/local.sh
+.zshrc.d/local.zsh

.gitignore-global

@@ -1 +0,0 @@
-.DS_Store

Code/setup.sh

@@ -0,0 +1,7 @@
+#!/bin/bash
+
+set -e
+
+cp ./User/* "${HOME}/Library/Application Support/Code/User/"
+
+cat list-extensions.txt | while read -r line; do code --install-extension "$line"; done

Sublime3/update.sh

@@ -1 +1,5 @@
+#!/bin/bash
+
+set -e
+
 cp -r ~/Library/Application\ Support/Sublime\ Text\ 3/Packages/User ./