Fix zsh config inclusion

zsh/.oh-my-zsh_old/plugins/powder/README.md

@@ -0,0 +1,8 @@
+# Powder
+
+This plugin provides completion for [powder](https://github.com/powder-rb/powder/).
+
+To use it, add powder to the plugins array of your zshrc file:
+```
+plugins=(... powder)
+```

zsh/.oh-my-zsh_old/plugins/powder/_powder

@@ -0,0 +1,4 @@
+#compdef powder
+#autoload
+
+compadd `powder help | grep powder | cut -d " " -f 4`