remove more references to make and Makefile

.editorconfig

@@ -10,6 +10,3 @@ insert_final_newline = true
 trim_trailing_whitespace = true
 indent_style = space
 indent_size = 2
-
-[Makefile]
-indent_style = tab

.github/CONTRIBUTING.md

@@ -40,8 +40,9 @@ We ask you please keep these goals in mind when making or proposing changes.
 
 Follow these steps to get going.  If you are having trouble, don't be afraid to [ask for help](#got-a-question).
 
+> PRO TIP: Run `npm start` to see a list of commands which can be run with `npm start <command>`
+
 1. [Install Node.js 4.x or newer](https://nodejs.org/download).
-1. Install [GNU Make](https://www.gnu.org/software/make/) or equivalent.
 1. Follow [Github's documentation](https://help.github.com/articles/fork-a-repo/) on setting up Git, forking and cloning.
 1. Create a new branch in your working copy.  Give your branch a descriptive name, such as `issue/12345`: `git checkout -b issue/12345`.
 1. Execute `npm install` to install the development dependencies.

docs/index.md

@@ -1111,16 +1111,13 @@ The command `mocha --reporter doc array` would yield:
 </section>
 ```
 
-The SuperAgent request library [test documentation](https://visionmedia.github.io/superagent/docs/test.html) was generated with Mocha's doc reporter using this simple make target:
+The SuperAgent request library [test documentation](https://visionmedia.github.io/superagent/docs/test.html) was generated with Mocha's doc reporter using this Bash command:
 
-```makefile
-test-docs:
-  $(MAKE) test REPORTER=doc \
-    | cat docs/head.html - docs/tail.html \
-    > docs/test.html
+```bash
+$ mocha --reporter=doc | cat docs/head.html - docs/tail.html > docs/test.html
 ```
 
-View the entire [Makefile](https://github.com/visionmedia/superagent/blob/master/Makefile) for reference.
+View SuperAgent's [Makefile](https://github.com/visionmedia/superagent/blob/master/Makefile) for reference.
 
 ### Markdown
 
@@ -1237,11 +1234,7 @@ The following editor-related packages are available:
 
 ### TextMate
 
-The Mocha TextMate bundle includes snippets to make writing tests quicker and more enjoyable.  To install the bundle, clone a copy of the [Mocha repo](https://github.com/mochajs/mocha), and run:
-
-```sh
-$ make tm
-```
+The [Mocha TextMate bundle](https://github.com/mochajs/mocha.tmbundle) includes snippets to make writing tests quicker and more enjoyable.
 
 ### JetBrains
 

karma.conf.js

@@ -64,7 +64,7 @@ module.exports = config => {
   };
 
   // TO RUN AGAINST SAUCELABS LOCALLY, execute:
-  // `CI=1 SAUCE_USERNAME=<user> SAUCE_ACCESS_KEY=<key> make test-browser`
+  // `CI=1 SAUCE_USERNAME=<user> SAUCE_ACCESS_KEY=<key> npm start test.browser`
   const env = process.env;
   let sauceConfig;