Merge pull request twbs#6967 from twitter/readme_npm_fix

Update readme npm instructions

README.md

@@ -55,26 +55,27 @@ Keep track of development and community news.
 
 
 
-## Developers
+## Compiling CSS and JavaScript
 
-We have included a makefile with convenience methods for working with the Bootstrap library.
-
-+ **dependencies**
-Our makefile depends on you having recess, connect, uglify.js, and jshint installed. To install, just run the following command in npm:
+Bootstrap includes a [makefile](Makefile) with convenient methods for working with the framework. Before getting started, be sure to install [the necessary local dependencies](package.json):
 
 ```
-$ npm install recess connect uglify-js jshint -g
+$ npm install
 ```
 
-+ **build** - `make`
-Runs the recess compiler to rebuild the `/less` files and compiles the docs pages. Requires recess and uglify-js. <a href="http://twitter.github.com/bootstrap/extend.html#compiling">Read more in our docs &raquo;</a>
+When completed, you'll be able to run the various make commands provided:
+
+#### build - `make`
+Runs the recess compiler to rebuild the `/less` files and compiles the docs. Requires recess and uglify-js.
 
-+ **test** - `make test`
+#### test - `make test`
 Runs jshint and qunit tests headlessly in [phantomjs](http://code.google.com/p/phantomjs/) (used for ci). Depends on having phantomjs installed.
 
-+ **watch** - `make watch`
+#### watch - `make watch`
 This is a convenience method for watching just Less files and automatically building them whenever you save. Requires the Watchr gem.
 
+Should you encounter problems with installing dependencies or running the makefile commands, be sure to first uninstall any previous versions (global and local) you may have installed, and then rerun `npm install`.
+
 
 
 ## Contributing