Production release

• Declare library as STABLE: v1.0
• Test with pil21
• Update picolisp-unit dependency to v3.1.0

Use faster native hashing

0.10.0 (2020-06-05)

• Optionally generate SHA256/HMAC hashes using 'libcrypto.so' with '--native' parameter
• Request creation is much faster with native hashing

Add new cmdline parameters

0.9.0 (2020-06-03)

• Optionally output data to a file with '--output' parameter

0.8.0 (2020-06-03)

• Optionally configure the protocol (http/https) with '--protocol' parameter
• Fix typo in README.md
• Test with PicoLisp v20.x

Add unit tests

0.7.0 (2018-07-13)

• Replace (++ L) with (pop 'L) for backward compat with older PicoLisp
• Add unit tests for awscurl library. #2
• Add Travis-CI automated testing