yao: Added back secrets packing.
yao: Debugging bob() determining result from N.
ot: Debugging bn arithmetic in protocol.
yao: Removed matrix generation debugging messages.
ot: Debugging protocol-appears to transfer almost correctly.
yao: Debugging protocol for small v.
yao: Pick v in [k/2, k].
yao: Adjusted findZeros() to make 2 passes.
ot: Fixed error when deserializing a bn < 128 bytes.
ot: Right align to 128 bytes after bn2bin().
yao: Handle edge case in findZeros.
ot: Use rightAlign() when converting bn -> buffer.
ot: Commented out debug statements; wrote wrapper to bn2bin().