Merged npm plugin into node plugin.

plugins/node/node.plugin.zsh

@@ -1,5 +1,9 @@
+# Complete npm.
+eval "$(npm completion 2>/dev/null)"
+
 # Open the node api for your current version to the optional section.
-# TODO: Make the section part easier to use.
-function node-docs {
+# TODO: Make the sections easier to use.
+function node-docs() {
   open "http://nodejs.org/docs/$(node --version)/api/all.html#$1"
 }
+

plugins/npm/npm.plugin.zsh

@@ -1 +0,0 @@
-eval "$(npm completion 2>/dev/null)"