📔 Trade paperback detection 1st draft

package.json

@@ -32,7 +32,6 @@
     "array-sort-by": "^1.2.1",
     "babel-polyfill": "^6.26.0",
     "better-docs": "^2.3.2",
-    "brain.js": "^2.0.0-beta.2",
     "calibre-opds": "^1.0.7",
     "chokidar": "^3.5.2",
     "comlink-loader": "^2.0.0",
@@ -49,7 +48,6 @@
     "fs-extra": "^9.1.0",
     "http-response-stream": "^1.0.7",
     "jsdoc": "^3.6.7",
-    "natural": "^5.1.0",
     "opds-extra": "^3.0.9",
     "pretty-bytes": "^5.6.0",
     "react": "^17.0.1",