translate sign to human readable version of permissions

ci@gitvmd1:~$ stat -c '%n %a' *
biz 755
crm-config 755
dominik 755
elk 755
google-chrome-stable_current_amd64.deb 644
google-chrome-stable_current_i386.deb 644
hystrix-dashboard-1.4.18.war 644
INC_ruch.txt 644
jboss-logmanager-ext-1.0.0.Alpha3.jar 666