Benchmark v1.1.4

When running the benchmark, it is recommended to use the new --auto option, for example:

./randomx-benchmark --mine --auto --largePages --threads 16 --nonces 100000

Changes:

• Optimized Argon2 (SSSE3/AVX2) #134
• Automatic detection of CPU capabilities #136
• Fix a possible out-of-bounds access in superscalar generator #137