[*] BO: #PNM-1472 Changed label and transparency range check to 1

Changed label to 1-100 since, there is no need to set transparency to 0, since it will pretty much will be invisible already at 1
Merge pull request #796 from PhpMadman/patch-1

[*] BO: #PNM-1472 Changed label and transparency range check to 1