enforce low S values on key signing, read BIP62 for details
enforce low S values on key signing, read BIP62 for details (reverted from commit 722e2efeaea5cb50268468dcc3cb1b276a7b5f35)
enforce low S values for key signing, check BIP62 for details
Merge pull request #727 from thoatbk/master

enforce low S values on key signing