feat(overmind-vue): conform to new typing and API

BREAKING CHANGE:
requires new Overmind version with new typing

packages/node_modules/overmind-vue/src/index.ts

@@ -2,6 +2,7 @@ import {
   ENVIRONMENT,
   EventType,
   IConfiguration,
+  IContext,
   MODE_SSR,
   Overmind,
 } from 'overmind'
@@ -40,7 +41,7 @@ function createMixin(overmind, propsCallback, trackPropsCallback = false) {
         }
       } else {
         this[OVERMIND] = {
-          tree: (overmind as any).proxyStateTree.getTrackStateTree(),
+          tree: (overmind as any).proxyStateTreeInstance.getTrackStateTree(),
           componentInstanceId: componentInstanceId++,
           onUpdate: (mutations, paths, flushId) => {
             this[OVERMIND].currentFlushId = flushId
@@ -125,7 +126,7 @@ function createMixin(overmind, propsCallback, trackPropsCallback = false) {
       if (overmind.mode.mode === MODE_SSR) return
 
       // @ts-ignore
-      overmind.proxyStateTree.disposeTree(this[OVERMIND].tree)
+      overmind.proxyStateTreeInstance.disposeTree(this[OVERMIND].tree)
       if (IS_PRODUCTION) {
         return
       }
@@ -152,11 +153,11 @@ export const createPlugin = (overmind) => ({
   },
 })
 
-export function createConnect<Config extends IConfiguration>(
-  overmind: Overmind<Config>
+export function createConnect<Context extends IContext<any>>(
+  overmind: Overmind<any>
 ) {
-  return <T extends {}>(
-    cb: ((overmind: Overmind<Config>) => T) | AnyComponent,
+  return <T>(
+    cb: ((context: Context) => T) | AnyComponent,
     component?: AnyComponent
   ) => {
     let options: any = component || cb