- Update to 3.1.2:
* Command 'renew': Remove option 'nopass'
* find_x509_types_dir(): Remove excess checks
* Remove function find_x509_types_dir()
* For 'init-pki hard' only, always try to create a new pki/vars file
* Introduce global option '--notext|--no-text'
* Minor style change
* Introduce command 'set-pass'
* Fix shellcheck warning for command set-pass case statement
* cleanup(): Exit correctly for SIGINT
* Update help: Standardise output; Improve code; Reprioritise options
* vars.example: Add EASYRSA_NO_PASS and wrap long lines
* Use 'unset -v', consistently
* build-ca: Improve passphrase input mechanism
* Remove global options '--verbose' and '--quiet' as not required
* Remove all prerequisite code to build a safe SSL config file
* Rename temp files to reflect the purpose
* easyrsa_openssl(): Always set OPENSSL_CONF to EasyRSA safe SSL config
* Replace SSL calls for serial number with function ssl_cert_serial()
* Introduce OpenSSL only mode: No Safe SSL Config File
* ff_date_to_cert_date(): Correct the input format for busybox date
* Re-order easyrsa_openssl() temp-file assignment
* Stop EASYRSA_DEBUG interfering with SSL output from subshells
* Status reports: Recognise Expired certificates
* New function safe_set_var(): Safe wrapper for set_var()
* Windows, build-ca: Add input password to re-open private key
* Renewal: General code improvements
* cleanup(): General improvements - Create KNOWN error exit
* build-ca: Change FATAL error to warning for old openssl-easyrsa.cnf
* Allow --fix-offset to create post-dated certificates