Merge branch 'stable-2.15'

* stable-2.15:
  GitDownloadCommand: Use Logger's built-in string formatting

Change-Id: I2d30fac015a43657fd10c91095896390563b40e5
tree: 30093df3084b2b5b31ebc25ea8cab73fa690a36d
  1. .gitignore
  2. BUILD
  3. LICENSE
  4. src/