Merge pull request rstudio#17 from rstudio/feature/plugin-content-type

Allow plugins to specify a content type (optional)

Merge pull request rstudio#13 from rstudio/feature/delete-configs

Delete backend configs

Merge pull request rstudio#11 from rstudio/bug/memory_leak

Use content_by_lua and access_by_lua instead of by_file

Merge pull request rstudio#11 from rstudio/bug/memory_leak

Use content_by_lua and access_by_lua instead of by_file

update CHANGELOG

Merge pull request rstudio#5 from rstudio/feature/default-score

Allow default score value when score isn't provided

+ [PR](https://github.com/rstudio/redx/pulls): Add ability to probabi…

…listically load balance backends based on their score value (most or least)

Merge pull request rstudio#1 from rstudio/orphans-endpoint

add orphans API endpoint

add changelog

add resolver