Adding typings for json-rpc-random-id

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Tslint...

types/json-rpc-random-id/index.d.ts

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+// Type definitions for json-rpc-random-id 1.0
+// Project: https://github.com/kumavis/json-rpc-random-id#readme
+// Definitions by: Micah Riggan <https://github.com/micahriggan>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+/**
+ *  Returns a function that generates a random number
+ *  This number is to be used with web3 rpc
+ */
+declare function IdIterator(options?: {
+    max?: number;
+    start?: number;
+}): () => number;
+
+export = IdIterator;

types/json-rpc-random-id/json-rpc-random-id-tests.ts

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+import jsonRPCRandomID = require("json-rpc-random-id");
+const generateId = jsonRPCRandomID();

types/json-rpc-random-id/tsconfig.json

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+{
+    "compilerOptions": {
+        "module": "commonjs",
+        "lib": [
+            "es6"
+        ],
+        "noImplicitAny": true,
+        "noImplicitThis": true,
+        "strictNullChecks": true,
+        "strictFunctionTypes":true,
+        "baseUrl": "../",
+        "typeRoots": [
+            "../"
+        ],
+        "types": [],
+        "noEmit": true,
+        "forceConsistentCasingInFileNames": true
+    },
+    "files": [
+        "index.d.ts",
+        "json-rpc-random-id-tests.ts"
+    ]
+}

types/json-rpc-random-id/tslint.json

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+{ "extends": "dtslint/dt.json" }