Update deps.

Author: goto-bus-stop

package.json

@@ -7,12 +7,12 @@
     "url": "https://github.com/goto-bus-stop/tinyify/issues"
   },
   "dependencies": {
-    "browser-pack-flat": "^2.7.2",
-    "common-shakeify": "^0.4.1",
+    "browser-pack-flat": "^3.0.0",
+    "common-shakeify": "^0.4.3",
     "envify": "^4.1.0",
     "minify-stream": "^1.1.0",
     "uglifyify": "^4.0.4",
-    "unassertify": "^2.0.4"
+    "unassertify": "^2.0.5"
   },
   "devDependencies": {
     "standard": "^10.0.3"