Bump knex from 0.13.0 to 0.19.5 in /home

Bumps [knex](https://github.com/tgriesser/knex) from 0.13.0 to 0.19.5.
- [Release notes](https://github.com/tgriesser/knex/releases)
- [Changelog](https://github.com/knex/knex/blob/master/CHANGELOG.md)
- [Commits](https://github.com/tgriesser/knex/compare/0.13.0...0.19.5)

Signed-off-by: dependabot[bot] <support@github.com>

home/package.json

@@ -46,7 +46,7 @@
     "json": "^9.0.6",
     "jspm": "^0.17.0-beta.42",
     "karma": "^1.7.0",
-    "knex": "^0.13.0",
+    "knex": "^0.19.5",
     "less": "^3.0.0-pre.4",
     "level": "^1.7.0",
     "linklocal": "^2.8.0",