added BLU Vivo XL https://sourceforge.net/p/libmtp/bugs/1700/
added BLU Vivo XL
https://sourceforge.net/p/libmtp/bugs/1700/

libmtp/libmtp,libmtp/libmtp,philipl/libmtp,philipl/libmtp,libmtp/libmtp,philipl/libmtp