Fix build on armv7l

Fix ci (#25)

Signed-off-by: Bogdan Vaneev <warchantua@gmail.com>

2.0.1

• fix left shift of negative values (which could cause UB) in ref10 ed implementation
• add fuzzing targets

2.0.0

• hunterize dependencies
• add package to hunter
• make hash context opaque
• remove amd64-64-24k implementation
• add sha2_sphlib implementation

Fix bug with file descriptors flooding in random(s)

Merge pull request #17 from hyperledger/feature/fix-open

Add missing close() calls for files

Prepare for hunterization

This version is ready to be huterized.

Build Only What You Use

Changelog:

• Add benchmark for ed25519 + sha512
• "Build only what you use" cmake. It means, that it will build only that targets, that are selected during cmake stage
• Enhance documentation.
• Add "position independent code" fix to amd64-64-24k. Now it is new implementation - amd64-64-24k-pic.

Ed25519 with pluggable hash (sha2, sha3)

• ability to define at CMake time desired implementation of Ed25519
  • amd64-64-24k
  • ref10
• hash function
  • SHA2
  • SHA3
• PRNG
  • openssl
  • urandom
  • random
• ability to build and install dynamic library
• original implementations from Supercop