* unit tests for 64 bit conversion
* clean up type handling
* type inference tests
* more type inference fixes
* use schema to determine user intent for data typing
* stop using deprecated API
* fbs type encoding test
* add missing test
* add more tests
* correctly infer X type for CXG adaptor
* lint
* fix typo
* ts migration
* cleanup from PR review
* lint
* PR review changes
* first cut at hosted gs routes
* lint
* update tests to match csv parser changes
* update tests to new API
* update gene set name validation rules to match requirements
* add path mapping from dataset to geneset
* add test cases for geneset GET route
* fix test assertion
* remove debugging code
* update gene set uri mapping function
* fix error message
* allow extra user-specified headers in gene set csv file
* clarify comment