Merge pull request #26 from jeromeetienne/npm-support-standardized

added support for 'npm run watch'

Author: Thorsten Bux

.gitignore

@@ -1 +1,2 @@
 doc/reference
+node_modules

README.md

@@ -26,7 +26,9 @@ Emscripten port of [ARToolKit](https://github.com/artoolkit/artoolkit5) to JavaS
 3. Building
   1. Make sure `EMSCRIPTEN` env variable is set (e.g. `EMSCRIPTEN=/usr/lib/emsdk_portable/emscripten/master/ node tools/makem.js`
   2. Rename the `ARTOOLKIT5_ROOT/include/AR/config.h.in` file to `config.h`
-  3. Run `node tools/makem.js`
+  3. Run `node run build`
+  
+During developement, you can run ```node run watch```, it will rebuild the library everytime you change ```./js/``` directory.
 
 4. The built ASM.js files are in `/build`. There's a build with debug symbols in `artoolkit.debug.js` and the optimized build with bundled JS API in `artoolkit.min.js`.
 

build/artoolkit.debug.js

@@ -21,8 +21,12 @@
     "grunt": "^0.4.5",
     "grunt-jsdoc": "^1.1.0",
     "ink-docstrap": "^1.1.4",
-    "jsdoc": "^3.4.0"
+    "jsdoc": "^3.4.0",
+    "watch": "^0.18.0"
   },
-  "license": "LGPL-3.0",
-  "scripts": {}
+  "scripts": {
+    "build": "node tools/makem.js; echo Built at `date`",
+    "watch": "./node_modules/.bin/watch 'npm run build' ./js/"
+  },
+  "license": "LGPL-3.0"
 }