Release 1.0.0. Add Grunt and minified version.

.gitignore

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+node_modules

.jshintrc

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+{
+    "laxbreak": true
+}

Gruntfile.js

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+/*jslint node: true */
+
+'use strict';
+
+module.exports = function(grunt) {
+    grunt.initConfig({
+        pkg: grunt.file.readJSON('package.json'),
+
+        jshint: {
+            options: {
+                jshintrc: '.jshintrc'
+            },
+            all: [
+                'Gruntfile.js',
+                'signature_pad.js'
+            ]
+        },
+
+        uglify: {
+            options: {
+                banner: "/*!\n" +
+                        " * Signature Pad v<%= pkg.version %> | <%= pkg.homepage %>\n" +
+                        " * (c) 2013 Szymon Nowak | Released under the MIT license\n" +
+                        " */\n"
+            },
+            build: {
+                files: {
+                    'signature_pad.min.js': [
+                        'signature_pad.js'
+                    ]
+                }
+            }
+        }
+    });
+
+    grunt.loadNpmTasks('grunt-contrib-jshint');
+    grunt.loadNpmTasks('grunt-contrib-uglify');
+
+    grunt.registerTask('default', [
+        'jshint',
+        'uglify'
+    ]);
+};

package.json

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+{
+  "name": "signature_pad",
+  "description": "Library for drawing smooth signatures.",
+  "version": "1.0.0",
+  "homepage": "https://github.com/szimek/signature_pad",
+  "author": {
+    "name": "Szymon Nowak",
+    "url": "https://github.com/szimek"
+  },
+  "repository" : {
+    "type" : "git",
+    "url" : "https://github.com/szimek/signature_pad.git"
+  },
+  "licenses": [{
+      "type": "MIT"
+  }],
+  "devDependencies": {
+    "grunt": "~0.4.1",
+    "grunt-contrib-jshint": "~0.6.3",
+    "grunt-contrib-uglify": "~0.2.2"
+  }
+}

signature_pad.js

@@ -1,19 +1,23 @@
-// Signature Pad
-// https://github.com/szimek/signature_pad
-//
-// Copyright 2013 Szymon Nowak
-// Released under the MIT license
-//
-// The main idea and some parts of the code (e.g. drawing variable width Bézier curve) are taken from:
-// http://corner.squareup.com/2012/07/smoother-signatures.html
-//
-// Implementation of interpolation using cubic Bézier curves is taken from:
-// http://benknowscode.wordpress.com/2012/09/14/path-interpolation-using-cubic-bezier-and-control-point-estimation-in-javascript
-//
-// Algorithm for approximated length of a Bézier curve is taken from:
-// http://www.lemoda.net/maths/bezier-length/index.html
-//
+/*!
+ * Signature Pad v1.0.0
+ * https://github.com/szimek/signature_pad
+ *
+ * Copyright 2013 Szymon Nowak
+ * Released under the MIT license
+ *
+ * The main idea and some parts of the code (e.g. drawing variable width Bézier curve) are taken from:
+ * http://corner.squareup.com/2012/07/smoother-signatures.html
+ *
+ * Implementation of interpolation using cubic Bézier curves is taken from:
+ * http://benknowscode.wordpress.com/2012/09/14/path-interpolation-using-cubic-bezier-and-control-point-estimation-in-javascript
+ *
+ * Algorithm for approximated length of a Bézier curve is taken from:
+ * http://www.lemoda.net/maths/bezier-length/index.html
+ *
+ */
 var SignaturePad = (function (document) {
+    "use strict";
+
     var SignaturePad = function (canvas, options) {
         var self = this,
             opts = options || {};