Pull in vuepress foir docs (as opposed to gitbook) (#742)

* Pull in latest @polkadot/dev, cleanup existing *.html

* Cleanups (old gitbook interfaces)

* Bump, WIP

* Ready for testing

* Update examples

* Include source

* Cleanup links

* Adjust links

* Add typedoc exclusions

* Default classes from class files

* Adjust imports

* Adjust config

* Re-add types split

* Update links to substrate interfaces

* Anchors for metadata

* Adjust links

* Restore HTML (to be deleted on CI)

* Bump deps

* Re-gen yarn.lock

* Remove a in links

* Adjust interfaces

packages/api-derive/src/index.spec.ts

@@ -3,7 +3,7 @@
 // of the Apache-2.0 license. See the LICENSE file for details.
 
 import { Observable, from } from 'rxjs';
-import ApiRx from '@polkadot/api/rx';
+import ApiRx from '@polkadot/api/rx/Api';
 import { ApiInterface$Rx } from '@polkadot/api/types';
 import MockProvider from '@polkadot/rpc-provider/mock';