[api] Made more sense out of the returned last history item state

This hopefully reflects better what the actual case represents.
Conflicts:
	src/api/app/models/bs_request.rb

src/api/app/models/bs_request.rb

@@ -568,7 +568,7 @@ def events
             when :declined then
               what, color = 'reopened request', 'maroon'
             else
-              what = "played with his balls - #{last_history_item.state}"
+              what = "weird state of last history item - #{last_history_item.state}"
           end
         else
           what = 'created request'