Make the source path of each compile explicit
Make the source path of each compile explicit

- without this output, another contributor might make the reasonable
  (but incorrect) assumption that the source being compiled to exercise
  the tests are from 'src/main/java'.

masters3d/xjava,jtigger/xjava,jmluy/xjava,FridaTveit/xjava,masters3d/xjava,jmluy/xjava,FridaTveit/xjava,nickRm/xjava,exercism/xjava,exercism/xjava,jtigger/xjava,nickRm/xjava