Update package.json

package.json

@@ -41,7 +41,7 @@
         "browser-env": "^3.3.0",
         "chai": "^4.2.0",
         "chalk": "^3.0.0",
-        "cpy": "^8.0.0",
+        "cpy": "^8.0.1",
         "cross-env": "^7.0.0",
         "cssnano": "^4.1.10",
         "del": "^5.1.0",
@@ -55,18 +55,18 @@
         "mocha": "^7.0.1",
         "mocha-chrome": "^2.2.0",
         "node-sass": "^4.13.1",
-        "rollup": "^1.31.0",
+        "rollup": "^1.31.1",
         "rollup-plugin-babel": "^4.3.3",
         "rollup-plugin-commonjs": "^10.1.0",
         "rollup-plugin-eslint": "^7.0.0",
         "rollup-plugin-json": "^4.0.0",
         "rollup-plugin-node-resolve": "^5.2.0",
-        "rollup-plugin-postcss": "^2.0.6",
+        "rollup-plugin-postcss": "^2.1.1",
         "rollup-plugin-replace": "^2.2.0",
         "rollup-plugin-size-snapshot": "^0.11.0",
         "rollup-plugin-svgo": "^1.1.0",
         "rollup-plugin-terser": "^5.2.0",
-        "servor": "^3.1.0",
+        "servor": "^3.2.0",
         "travis-size-report": "^1.1.0"
     }
 }