v0.25.3-regula

Major changes:

• Rebased from upstream master.
• Fixed OpenSSL build with regula ios toolchains for iPhoneSimulator arm64.

Updated libraries:

• OpenSSL - added new version v1.1.1w

Updated schemes:

• Boost - url_sha1_boost_library
• OpenSSL - url_sha1_openssl_ios

Full changelog: v0.24.16-regula...v0.25.3-regula

SHA1:

• hunter-0.25.3-regula.tar.gz - 598e4e449bbc6eb3e1fbb54072b88ed166e82f51
• hunter-0.25.3-regula.zip - 6eae685e3e78cb6619042b472f3450af9ce1cefa