using amber 0.12.2, bump version to 0.1.3

bower.json

@@ -1,6 +1,6 @@
 {
   "name": "trapped",
-  "version": "0.1.2",
+  "version": "0.1.3",
   "homepage": "https://github.com/herby/trapped",
   "authors": [
     "Herbert Vojčík <herby@mailbox.sk>"
@@ -23,6 +23,6 @@
     "tests"
   ],
   "dependencies": {
-    "amber": "git://github.com/amber-smalltalk/amber.git#master"
+    "amber": "~0.12.2"
   }
 }