add time to first byte timeout
Hackity hack least conns. needs test. needs refactor. round_robin needs renaming.
major bug. sorry.
Use atomic load.
add debug name that is the provided hostname.
add log statement when failure timeout reached.
fix tests
Merge pull request #11 from fanhattan/leastconns

Leastconns
Merge pull request #12 from fanhattan/fanhattan-stable

Fanhattan stable
Merge pull request #13 from fanhattan/fanhattan

Merging 'leastconn' backend changes.