make_control_file in Util.pm

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

Signed-off-by: Thiago Rondon <thiago.rondon@gmail.com>
new tests for Util.pm

Signed-off-by: Thiago Rondon <thiago.rondon@gmail.com>
remove _link_to_stage and _stage_File funcionts

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

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

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

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

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