Log Message:
Update ruby-minitest to 5.10.1.

=== 5.10.1 / 2016-12-01

* 1 bug fix:

  * Added a hack/kludge to deal with missing #prerecord on reporters that aren't \ 
properly subclassing AbstractReporter (I'm looking at you minitest-reporters)

=== 5.10.0 / 2016-11-30

* 2 minor enhancements:

  * Added AbstractReporter#prerecord and extended ProgressReporter and \ 
CompositeReporter to use it.
  * Minor optimization: remove runnables with no runnable methods before run.

* 1 bug fix:

  * 2.4: removed deprecation warnings when referring to Fixnum.