Fixed some small compile errors

package.json

@@ -10,6 +10,7 @@
     "dtsgen": "node tools/dtsgen/index.js",
     "trgen": "node tools/trgen/index.js",
     "sass": "sass",
+    "csso": "csso",
     "tsc": "tsc",
     "start": "npm run compile-project-base && node file.js ndevelop",
     "build-web": "webpack --config webpack-web.config.js",

webpack/EJSGenerator.ts

@@ -4,7 +4,7 @@ import * as fs from "fs";
 import * as util from "util";
 import * as minifier from "html-minifier";
 import * as path from "path";
-import {Compilation} from "webpack";
+import Compilation = webpack.compilation.Compilation;
 
 interface Options {
     input: string,