Replace deprecated FileUtils with nio

Grappa deprecated FileUtils in favor of using nio directly. Hence, we
switch to nio.

Change-Id: Iec43a511835edf77878f3811c915705b2a5e8e38
2 files changed
tree: 13febf49a284c6d95cf51656828d6d1b80cf26d2
  1. .settings/
  2. src/
  3. .gitignore
  4. BUCK
  5. LICENSE