message: Add: purser-metamask `accountChangeHook` docs UI note
diff: @@ -68,7 +68,9 @@ This method returns a `Promise` which, after resolving, it will `return` a new `
  Unlike the other wallet types in this library, this static method does not take any arguments. It will use the selected address from Metamask.
  -_**Note:** If Metamask is not unlocked it cannot access the address, so an Error will be thrown._
  +**Note:**
  +
  +_If Metamask is not unlocked it cannot access the address, so an Error will be thrown._
  **Usage examples:**
  @@ -112,6 +114,10 @@ When this is is called, it will receive a `state` Object as an only argument, Ob
  This utility method is useful to act on account changes from within a dApp. _(Eg: To logout a user)_
  +**Note:**
  +
  +_Opening Metamaks's UI counts as a State Event Change, so your callback will be called each time. It's up to you to provide a filtering._
  +
  **Usage examples:**
  Hook into the state change events with a simple callback:
  