- safely copying file before upload

Signed-off-by: Gabriel Andrade <gabriel@b-datum.com>
- previously creating base a and staging directories
- fixing bug for broken symlink files being copied to staging area

Signed-off-by: Gabriel Andrade <gabriel@b-datum.com>
just testing the definedness of the File::stat::stat return

Signed-off-by: Gabriel Andrade <gabriel@b-datum.com>
fixing incorrect use of lstat

Signed-off-by: Gabriel Andrade <gabriel@b-datum.com>
prepare for 0.11

Signed-off-by: Thiago Rondon <thiago.rondon@gmail.com>