Logdna

Fix
* Don't overwrite base logging Handler class lock var ([108](https://github.com/logdna/python/issues/108)) ([`5b04d72`](https://github.com/logdna/python/commit/5b04d72b42686d926fb5e73dadb2d7a1ba16d9c3))

Fix
* Remove Thread/event to fix Django regression ([107](https://github.com/logdna/python/issues/107)) ([`0337a09`](https://github.com/logdna/python/commit/0337a09433953227dabb0b65da8583e8f9273986))

Fix
* Utilize apikey header for auth to make compatible with pipelines ([104](https://github.com/logdna/python/issues/104)) ([`5394e97`](https://github.com/logdna/python/commit/5394e9714779878cd415a4566cd44d9183e150b9))

Fix
* Make flush thread a daemon thread to prevent shutdown hang ([102](https://github.com/logdna/python/issues/102)) ([`17a69b0`](https://github.com/logdna/python/commit/17a69b044de43a7a9d7d3e6eb65a0c60f1fa23f0))

Fix
* Bump semver ([101](https://github.com/logdna/python/issues/101)) ([`913e5f4`](https://github.com/logdna/python/commit/913e5f4f35f2920a6b2162022b93495b4774654c))

Fix
* Gate buils from non maintainers ([`97803b5`](https://github.com/logdna/python/commit/97803b55a102539a75b0763891c1d27757460067))