Using map-magic instead of shim to add runtime deps.

This cannot be used to add load-time dependencies,
but it is ok for runtime dependencies.
Shim does not work fine with optimizer (nor in node,
according to requirejs docs).

local.amd.json

@@ -1,18 +1,11 @@
 {
     "paths": {
         "amber-attic": "src",
-        "amber-attic/resources": "resources"
+        "amber-attic/resources": "resources",
+        "amber-attic/IDE.private": "support/IDE.private"
     },
-    "shim": {
-        "amber-attic/IDE": [
-            "codemirror/lib/codemirror",
-            "codemirror/mode/smalltalk/smalltalk",
-            "codemirror/addon/hint/show-hint",
-            "css!codemirror/theme/ambiance",
-            "css!codemirror/lib/codemirror",
-            "css!codemirror/addon/hint/show-hint",
-            "jquery-ui",
-            "css!./resources/amber"
-        ]
+    "map": {
+        "*": {"amber-attic/IDE": "amber-attic/IDE.private"},
+        "amber-attic/IDE.private":{"amber-attic/IDE": "amber-attic/IDE"}
     }
 }

support/IDE.private.js

@@ -0,0 +1,15 @@
+// Loads runtime dependencies (needed at init-time)
+// of amber-attic/IDE.
+define([
+    "amber-attic/IDE",
+    "codemirror/lib/codemirror",
+    "codemirror/mode/smalltalk/smalltalk",
+    "codemirror/addon/hint/show-hint",
+    "css!codemirror/theme/ambiance",
+    "css!codemirror/lib/codemirror",
+    "css!codemirror/addon/hint/show-hint",
+    "jquery-ui",
+    "css!./resources/amber"
+], function (x) {
+    return x;
+});