* **relativePath:** add support for relative sessionURL and index.html ([4a53100](https://github.com/kitware/wslink/commit/4a5310095f1ffa23f45bbbccfe2f10a13a5e3e69))
* **heartbeat:** Control heartbeat with WSLINK_HEART_BEAT env ([2348bcb](https://github.com/kitware/wslink/commit/2348bcbcb66d0a59932c4aabcaa5227893871dcf))