Android Question ByteConverter Library


I am a new B4X member, and i have download the GPS Example Vers 2.6, i download also the 4 additionnal library needed, but i have a problem with the ByteConverter Library because it is not in Jar form, and i do not know what do with it, can you tell my where i can find that library in Jar format, so i will be able to select it in the library manager.
Thank a lot for your good Forums.