Remove unused vars, update types

package.json

@@ -22,7 +22,7 @@
   ],
   "typings": "dist/index",
   "devDependencies": {
-    "@types/node": "^6.0.41",
+    "@types/node": "^6.14.6",
     "tslint": "^5.9.1",
     "tslint-consistent-codestyle": "^1.13.0",
     "typescript": "^2.8.3"

src/index.ts

@@ -1,5 +1,4 @@
 import * as fs from 'fs';
-import * as path from 'path';
 import { IColorSet } from './interfaces';
 import { VscodeThemeGenerator } from './vscodeThemeGenerator';
 

src/rules.ts

@@ -1,5 +1,4 @@
-import { IColorSet, IThemeGenerator, IBaseColorSet } from './interfaces';
-import { darken, lighten } from './color';
+import { IColorSet } from './interfaces';
 
 export interface IVscodeJsonThemeSetting {
   name: string;