mruby/mruby — pull request #2463 by take-cheeze (2014-07-12 12:44:49+00:00)
Title: Fix rake failure since `mrbtest_objs` isn't flattened.

* Append generated test object to `@test_objs` of mrbgem spec.
* Add method `custom_test_init?` to check whether mrbgem has custom test initialization function.