Added files back + regenerated the lock file.

package-lock.json

@@ -1,8 +1,43 @@
 {
   "name": "stream-chain",
-  "version": "2.2.3",
-  "lockfileVersion": 1,
+  "version": "3.0.0",
+  "lockfileVersion": 2,
   "requires": true,
+  "packages": {
+    "": {
+      "name": "stream-chain",
+      "version": "3.0.0",
+      "license": "BSD-3-Clause",
+      "devDependencies": {
+        "heya-unit": "^0.3.0"
+      }
+    },
+    "node_modules/heya-ice": {
+      "version": "0.1.11",
+      "resolved": "https://registry.npmjs.org/heya-ice/-/heya-ice-0.1.11.tgz",
+      "integrity": "sha1-XW2lnGC1nHAjqDRw+26XcddwWEk=",
+      "dev": true
+    },
+    "node_modules/heya-unify": {
+      "version": "0.2.7",
+      "resolved": "https://registry.npmjs.org/heya-unify/-/heya-unify-0.2.7.tgz",
+      "integrity": "sha512-d/4NacYl52tt4ofbP7gz+YmbjLrI2jkrRxSSd1a26yXfRS1vQxmZkZ6L+O1xUsgDSwx4HCDWR5U+ZFykdoHVig==",
+      "dev": true,
+      "dependencies": {
+        "heya-ice": "^0.1.11"
+      }
+    },
+    "node_modules/heya-unit": {
+      "version": "0.3.0",
+      "resolved": "https://registry.npmjs.org/heya-unit/-/heya-unit-0.3.0.tgz",
+      "integrity": "sha1-eXR4IIyBnUxbf+NWrEwbhO67ubc=",
+      "dev": true,
+      "dependencies": {
+        "heya-ice": ">=0.1",
+        "heya-unify": ">=0.2"
+      }
+    }
+  },
   "dependencies": {
     "heya-ice": {
       "version": "0.1.11",

package.json

@@ -43,5 +43,6 @@
   "homepage": "https://github.com/uhop/stream-chain#readme",
   "devDependencies": {
     "heya-unit": "^0.3.0"
-  }
+  },
+  "files": ["src/*.js", "src/utils/*.js"]
 }