Nico Berger

Preserve thread bindings when running fetchers

4

When urania runs a fetcher, either from [run-fetch](https://github.com/funcool/urania/blob/4043efef7e7e280a40417f38250168e99a3b5fec/src/urania/core.cljc#L197-L206) or [run-fetch-multi](https://github.com/funcool/urania/blob/4043efef7e7e280a40417f38250168e99a3b5fec/src/urania/core.cljc#L208-L217), it submits a function to an executor so it runs on a different thread. However, it should wrap the function...