Common reorg (#8025)

* Re-organize common folder

* fix: Correct paths in tests

* fix: move new content to proper folder

* chore: Move audio folder to assets

* Move sprites to sprites assets directory

* Move css sprites to assets directory

* Split out readmes for common code and sprites

* Move images to assets directory

* Move destinatin of shared browserified file

* remove unused file

* move compiled js to client-old

* Fix karma tests

* fix: Correct paths for sprites

website/common/script/content/gear/head.js

@@ -0,0 +1,25 @@
+import {head as baseHead} from './sets/base';
+
+import {head as healerHead} from './sets/healer';
+import {head as rogueHead} from './sets/rogue';
+import {head as warriorHead} from './sets/warrior';
+import {head as wizardHead} from './sets/wizard';
+
+import {head as armoireHead} from './sets/armoire';
+import {head as mysteryHead} from './sets/mystery';
+import {head as specialHead} from './sets/special';
+
+let head = {
+  base: baseHead,
+
+  warrior: warriorHead,
+  rogue: rogueHead,
+  wizard: wizardHead,
+  healer: healerHead,
+
+  special: specialHead,
+  mystery: mysteryHead,
+  armoire: armoireHead,
+};
+
+module.exports = head;