Configure emacs for proper SwiftShader indentation. Change-Id: Iee73200ecc0f069da908b8cd03a8669a76c19c46 Reviewed-on: https://swiftshader-review.googlesource.com/2823 Tested-by: Greg Hartman <ghartman@google.com> Reviewed-by: Greg Hartman <ghartman@google.com> Reviewed-by: Nicolas Capens <capn@google.com>