SoftSpokenOT

• Use SoftSpokenOT to avoid unclear security of KOS OT extension candidate
• Fix security bug in MAC check when using multithreading
• Fix security bug to prevent selective failure attack by checking earlier
• Fix security bug in Mama: insufficient sacrifice.
• Inverse permutation (@Quitlox)
• Easier direct compilation (@eriktaubeneck)
• Generally allow element-vector operations
• Increase maximum register size to 2^54
• Client example in Python
• Uniform base OTs across platforms
• Multithreaded base OT computation
• Faster random bit generation in two-player Semi(2k)