feat(overmind-react): conform to new typing, remove old connect and useOvermind hook

BREAKING CHANGE:
new typing, removed old API

Author: christianalfoni

packages/node_modules/overmind-react/src/__snapshots__/index.test.tsx.snap

@@ -1,17 +1,5 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`React should allow using component as normal, even when not connected 1`] = `
-<h1>
-  bar
-</h1>
-`;
-
-exports[`React should allow using component as normal, even when not connected 2`] = `
-<h1>
-  nada
-</h1>
-`;
-
 exports[`React should allow using hooks 1`] = `
 <h1>
   bar
@@ -23,27 +11,3 @@ exports[`React should allow using mocked Overmind 1`] = `
   bar
 </h1>
 `;
-
-exports[`React should be able to use Provider with connect 1`] = `
-<h1>
-  bar
-</h1>
-`;
-
-exports[`React should connect actions and state to class components 1`] = `
-<h1>
-  bar
-</h1>
-`;
-
-exports[`React should connect state and actions to stateless components 1`] = `
-<h1>
-  bar
-</h1>
-`;
-
-exports[`React should forward ref 1`] = `
-<h1>
-  bar
-</h1>
-`;