* Add support for modifying files and file_set support (#4)

* Add support for modifying files and file_set support

* Bump version

* Updated file sets to use name everywhere

* Bump to 0.4.0

* Added cli support for file and fileset (#5)

* Added cli support for file and fileset

* Back to .4.0

* Typo

* Add some basic tests to confirm that array stuff works

* Added a test for multiple prompts.

* refactor retriever endpoint (#6)

* Make higherlevel have class methods so you can call with openai.HigherLevel.answer (#7)

* refactor retriever endpoint

* Actually just make everything a classmethod so you can call it like openai.HigherLevel

* Rename file_sets to collections everywhere (#8)

* Rename file_sets to collections everywhere

* Remove collections (#10)

* Higherlevel endpoints now point to /v1 (#11)

* Higherlevel endpoints now point to v1

* new line

* Move answer and classification to top level attributes, rename higherlevel (#12)

* Move answer and classification to top level attributes

* New namespaces for answers and classifications

* Meant to make the method create

* Go up the class stack since we don't need all the things that engineapiresource gives us

* Add file support to search (#13)

* Add file support to search

* Add support for max_rerank

* Added return_metadata support

* Fixed some cherry pick issues