added notes about running with local gulp

addresses pattern-lab/patternlab-node#395

Author: bmuenzenmeyer

README.md

@@ -17,7 +17,7 @@ The Pattern Lab Node - Gulp Edition uses [Node](https://nodejs.org) for core pro
 
 It's also highly recommended that you [install gulp](hhttps://github.com/gulpjs/gulp/blob/4.0/docs/getting-started.md) globally.
 
-> Note: The Gulp Edition of Pattern Lab uses Gulp 4, which may require a new global install of the Gulp command line interface. Follow the [gulp upgrade instructions](https://github.com/pattern-lab/edition-node-gulp/wiki/Updating-to-Gulp-4) if you already have gulp installed and need to upgrade. Gulp 4 is in alpha, but brings many benefits to the table and is relatively stable.
+> Note: The Gulp Edition of Pattern Lab uses Gulp 4, which may require a new global install of the Gulp command line interface. Follow the [gulp upgrade instructions](https://github.com/pattern-lab/edition-node-gulp/wiki/Updating-to-Gulp-4) if you already have gulp installed and need to upgrade. Gulp 4 is in alpha, but brings many benefits to the table and is relatively stable. You can alternatively [run with local gulp instead of global gulp](https://github.com/pattern-lab/patternlab-node/wiki/Running-with-Local-Gulp-Instead-of-Global-Gulp), but commands are a bit more verbose. The rest of this documentation assumes a global install.
 
 ## Installing
 
@@ -66,6 +66,8 @@ To update Pattern Lab please refer to each component's GitHub repository, and th
 
 These are some helpful commands you can use on the command line for working with Pattern Lab.
 
+> Reminder: These commands assume a global installation of gulp 4.X, instead of a local installation. Depending on your preference, you may need to [upgrade your global version of gulp](https://github.com/pattern-lab/edition-node-gulp/wiki/Updating-to-Gulp-4) or [run with local gulp](https://github.com/pattern-lab/patternlab-node/wiki/Running-with-Local-Gulp-Instead-of-Global-Gulp).
+
 ### List all of the available commands
 
 To list all available commands type: