Last edit before merge

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Add call wrapper sidh16 algorithm

[*] Small fixes in ceil function
[+] sections and key-value read of config files

[+] libdap.c

[+] 128-bit unsigned integer type

[+] dap_loop, dap_worker

[+] NewHope alghorythm declarations
[*] Renames, build fixes
[+] SSE2, SSE3, SSE4 and NEON compile flags detection

[+] New enc_key declarations

[+] Picnic - Post-Quantum Picnic signature scheme is a family of digital signature schemes secure against attacks by quantum computers.