Implicit control gain (#108)

* add client side implicit hosting.

* add server side implicit hosting.

* update changelog.

* allow clipboard & keybaord access.

client/src/locale/sk-sk.ts

@@ -51,6 +51,9 @@ export const controls = {
   request: 'Požiadať o ovládanie',
   lock: 'Zamknúť ovládanie',
   unlock: 'Odomknúť ovládanie',
+  // TODO
+  //has: 'You have control',
+  //hasnot: 'You do not have control',
 }
 
 export const locks = {