Create update.json

Yes, I'm working on an update checker.

update.json

@@ -0,0 +1,43 @@
+{
+  "homepage": "http://minecraft.curseforge.com/projects/modern-metals",
+  "promos": {
+    "1.9-latest": "0.9.2.1",
+    "1.8.9-latest": "0.10.0",
+    "1.8.8-latest": "0.0.0",
+    "1.8-latest": "0.0.0",
+    "1.7.10-latest": "0.0.0",
+    "1.7.2-latest": "0.0.0",
+    "1.6.4-latest": "0.0.0",
+    "1.9-recommended": "0.9.2.1",
+    "1.8.9-latest": "0.10.0",
+    "1.8.8-latest": "0.0.0",
+    "1.8-latest": "0.0.0",
+    "1.7.10-latest": "0.0.0",
+    "1.7.2-latest": "0.0.0",
+    "1.6.4-latest": "0.0.0"
+  },
+  "1.9": {
+    "0.9.2.1": "Alpha Release 0.9.2.1",
+    "0.9.2": "Alpha Release 0.9.2",
+    "0.9.1": "Alpha Release 0.9.1",
+    "0.9": "Alpha Release 0.9"
+  },
+  "1.8.9": {
+    "0.10.0": "Initial Backport to 1.8.9"
+  },
+  "1.8.8": {
+    "0.0.0": "No Release"
+  },
+  "1.8": {
+    "0.0.0": "No Release"
+  },
+  "1.7.10": {
+    "0.0.0": "No Release"
+  },
+  "1.7.2": {
+    "0.0.0": "No Release"
+  },
+  "1.6.4": {
+    "0.0.0": "No Release"
+  }
+}