Code cleanup. Some parens added.
Code cleanup. Some parens added.

gavinlaking/minitest-reporters,vadviktor/minitest-reporters,thinkthroughmath/minitest-reporters,dillonkearns/minitest-reporters,kern/minitest-reporters,vadviktor/minitest-reporters,gavinlaking/minitest-reporters,dillonkearns/minitest-reporters,thinkthroughmath/minitest-reporters,tjschuck/minitest-reporters,tjschuck/minitest-reporters,skuroki/minitest-reporters,skuroki/minitest-reporters,kern/minitest-reporters