Merge pull request #1146 from amber-smalltalk/fix/1145-missing-dependency-prevents-compilation

makes grunt to log a warning on the missing dependency instead of interr...

external/amber-dev/lib/amberc.js

@@ -37,7 +37,7 @@ function createConcatenator () {
 		},
 		start: function () {
 			this.add(
-				'var define = (' + require('amdefine') + ')(null, function (id) { throw new Error("Dependency not found: " +  id); }), requirejs = define.require;',
+				'var define = (' + require('amdefine') + ')(null, function (id) { console.log("WARNING: Dependency not found: " +  id); }), requirejs = define.require;',
 				'define("amber/browser-compatibility", [], {});'
 			);
 		},

external/amber-dev/package.json

@@ -1,6 +1,6 @@
 {
   "name": "amber-dev",
-  "version": "0.3.0",
+  "version": "0.3.1",
   "description": "Development goodies for Amber Smalltalk",
   "scripts": {
     "test": "echo \"Error: no test specified\" && exit 1"