change gruntfile to build a single build with support for requireJS or standalone

Gruntfile.js

@@ -28,6 +28,7 @@ module.exports = function(grunt) {
                 dest: "dist/" + pkg.name.toLowerCase() + ".js",
                 src: [
                     "./node_modules/eve/eve.js",
+                    "./src/amd-banner.js",
                     "./src/mina.js",
                     "./node_modules/elemental.js/elemental.js",
                     "./src/svg.js",
@@ -35,30 +36,12 @@ module.exports = function(grunt) {
                     "./src/set.js",
                     "./src/equal.js",
                     "./src/mouse.js",
-                    "./src/filter.js"
+                    "./src/filter.js",
+                    "./src/amd-footer.js",
                 ]
             }
         }
     });
-    
-    // Run 'grunt --requirejs' for AMD/requirejs compatible build
-    if (grunt.option("requirejs")) {
-        var concat = grunt.config("concat");
-        
-        // Include eve in banner, wrap savage in define function
-        concat.options.banner += "\n"
-            + grunt.file.read("./node_modules/eve/eve.js")
-            + ' define(["eve"], function(eve) {';
-        concat.options.footer = "\n return Savage; \n });";
-        
-        // Remove eve from src list
-        var first = concat.target.src.shift();
-        if(first.indexOf("/eve.js") < 0) {
-            throw Error("Expected first file to be eve.js for requirejs build");
-        }
-        
-        grunt.config("concat", concat);
-    }
 
     grunt.loadNpmTasks("grunt-contrib-concat");
     grunt.loadNpmTasks("grunt-contrib-uglify");

src/amd-banner.js

@@ -0,0 +1,13 @@
+(function (glob, factory) {
+    // AMD support
+    if (typeof define === "function" && define.amd) {
+        // Define as an anonymous module
+        define(["eve"], function( eve ) {
+            return factory(glob, eve);
+        });
+    } else {
+        // Browser globals (glob is window)
+        // Savage adds itself to window
+        factory(glob, glob.eve);
+    }
+}(this, function (window, eve) {

src/amd-footer.js

@@ -0,0 +1,2 @@
+return Savage;
+}));

src/svg.js

@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-var Savage = (function () {
+var Savage = (function() {
 Savage.version = "0.0.1";
 /*\
  * Savage
@@ -3713,5 +3713,6 @@ eve.on("savage.util.getattr", function () {
 Savage.plugin = function (f) {
     f(Savage, Element, Paper, glob);
 };
+glob.win.Savage = Savage;
 return Savage;
 }());