Revert "remove common/script/src"

This reverts commit 7c5572608f.

common/script/src/content/subscription-blocks.js

@@ -0,0 +1,32 @@
+import {each} from 'lodash';
+
+let subscriptionBlocks = {
+  basic_earned: {
+    months: 1,
+    price: 5
+  },
+  basic_3mo: {
+    months: 3,
+    price: 15
+  },
+  basic_6mo: {
+    months: 6,
+    price: 30
+  },
+  google_6mo: {
+    months: 6,
+    price: 24,
+    discount: true,
+    original: 30
+  },
+  basic_12mo: {
+    months: 12,
+    price: 48
+  }
+};
+
+each(subscriptionBlocks, function(block, key) {
+  block.key = key;
+});
+
+export default subscriptionBlocks;