Improve a bit gitbook.io detection (#2312)

This can be verified [here](https://snips.gitbook.io/)
7 years ago · 053c19ce43
parent 4ffdc849f8
commit 053c19ce43
1 changed files with 1 additions and 0 deletions
--- a/src/apps.json
+++ b/src/apps.json
@ -3413,6 +3413,7 @@
        4
      ],
      "icon": "GitBook.png",
+      "url": "^https?://[^/]+\\.gitbook\\.io/",
      "meta": {
        "generator": "GitBook(?:.([\\d.]+))?\\;version:\\1"
      },