# Functions
DecodeSigned decodes a signed Little Endian Base 128 represented number.
DecodeUnsigned decodes an unsigned Little Endian Base 128 represented number.
EncodeSigned encodes x to the signed Little Endian Base 128 format.
EncodeUnsigned encodes x to the unsigned Little Endian Base 128 format.
# Interfaces
Reader is a io.ByteReader with a Len method.