Added better invalid character replacements

package.json

@@ -45,6 +45,7 @@
     "needle": "^2.3.2",
     "node-7z": "^2.0.5",
     "node-unrar-js": "^0.8.1",
+    "randombytes": "^2.1.0",
     "rimraf": "^3.0.2",
     "rxjs": "~6.5.5",
     "sanitize-filename": "^1.6.3",
@@ -63,6 +64,7 @@
     "@types/mv": "^2.1.0",
     "@types/needle": "^2.0.4",
     "@types/node": "^12.11.1",
+    "@types/randombytes": "^2.0.0",
     "@types/rimraf": "^3.0.0",
     "@types/underscore": "^1.9.4",
     "@typescript-eslint/eslint-plugin": "^2.19.2",