add package.json for nodejs

.gitignore

@@ -6,3 +6,4 @@ qdata
 .vagrant
 *.log
 
+*node_modules*

examples/7nodes/package.json

@@ -0,0 +1,18 @@
+{
+  "name": "7nodes",
+  "version": "1.0.0",
+  "description": "This example configures 7 nodes, each with their own PrivateTransactionManager. Usage:",
+  "main": "send-signed-tx.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "author": "",
+  "license": "ISC",
+  "dependencies": {
+    "ethereumjs-tx": "^1.3.4",
+    "fs": "0.0.1-security",
+    "keythereum": "^1.0.4",
+    "minimist": "^1.2.0",
+    "web3": "^1.0.0-beta.34"
+  }
+}