Function: Merges user defined array arguments into the defaults array, which works with arrays only.
Function: Verify the __nonce field.
Function: Return response with type and message.
Function: Localize scripts for enqueue.
Function: Return current timestamp.
Function: Delete a reputation event by slug.
Function: Delete a reputation event by slug.
Function: Get a reputation event by slug.
Function: Insert a reputation event to database.
Function: Callback function to register stats widget.