Add some license
Add some license

Github, close #13 plz.
Ky6uk/PETOOH,Ky6uk/PETOOH,LavirtheWhiolet/PETOOH,LavirtheWhiolet/PETOOH,LavirtheWhiolet/PETOOH,LavirtheWhiolet/PETOOH,Ky6uk/PETOOH,Ky6uk/PETOOH,Ky6uk/PETOOH,Ky6uk/PETOOH,LavirtheWhiolet/PETOOH,LavirtheWhiolet/PETOOH,Ky6uk/PETOOH,Ky6uk/PETOOH,Ky6uk/PETOOH,LavirtheWhiolet/PETOOH