v0.95.1

Enhancements

• Add missing KVO handling for moving and exchanging objects in RLMArray and
  List.

Bugfixes

• Setting the primary key property on persisted RLMObjects / Objects
  via subscripting or key-value coding will cause an exception to be thrown.
• Fix crash due to race condition in RLMRealmConfiguration where the default
  configuration was in the process of being copied in one thread, while
  released in another.
• Fix crash when a migration which removed an object or array property is
  rolled back due to an error.