Changes

Add experimental Apollo GraphQL Client plugin by @jan-tennert in #57
Rename GoTrue#getUser() to GoTrue#retrieveUser()
Add GoTrue#retrieveUserForCurrentSession()
Move and rename chat demo to demos/chat-demo-mpp
Improve documentation
Add headerOverride to EdgeFunction
Change PostgrestResult back to data class (for accessing headers after a postgrest request)
Add a completely new demo and remove the old ones (see README)
Add support for changing the database schema in the Postgrest plugin by @jan-tennert in #51 (suggested in #50)
Improve GoTrue configuration (no more imports) (#48)

Dependency updates