Merge pull request #902 from JonRowe/abort_instead_of_raise_rake_task

Abort instead of raise on Rake task failure

lib/rspec/core/rake_task.rb

@@ -146,7 +146,7 @@ def run_task(verbose)
         rescue
           puts failure_message if failure_message
         end
-        raise("#{command} failed") if fail_on_error unless success
+        abort("#{command} failed") if fail_on_error unless success
       end
 
     private