* Add lexicon doc
* Update error-handling spec
* Implement new error-behaviors in xrpc and xrpc-server packages
* Update lexicon and lex-cli packages to add xrpc error behaviors
* Generate new API and test an error behavior
* Add xrpc-cli package; implement 'new' and 'gen-md' commands
* Add gen-ts-obj to xrpc-cli
* Add gen-api command to xrpc-cli
* Add gen-server to xrpc-cli
* Update codegen from xrpc-cli to run prettier and include a banner comment
* Use 'void' instead of 'undefined' for return type
* Skip invalid schemas when generating code
* Rewrite schemas package to use new simplified schema
* Output type definitions in nested folders
* Add record schema code-generation
* Change xrcp client call() signature to be easier to use
* Update client codegen to match new xrpc call signature
* Fixes and improvements to generated record APIs
* Update generated api to use per-service instances
* Add xrpc-cli readme
* Rename fedrpc to xrpc; implement xrpc and xrpc-server packages
* Add json-schema validation to xrpc
* Add xrpc and xrpc-server to base tsconfig.json
* Fix type signature
Paul Frazee