v0.13.0

• prefer /run as /var/run (fallback if needed)
• display reboot reason
• improve and colorize motd
• add support of IMAP and SMMTP START_TLS
• can ignore kernel vulnerability (case of tool old CPU with no microcode)
• raise alarm on dead locked script
• add check_partition_writable + add exclusion on check_hardware_vulnerability + reindent code
• check_file_checksum: use default checksum from coreutils or fallback to openssl
• host-tools: can be executed without parameter
• bugfix: protect space separated files
• checksum support different digest (MD5, SHA1, SHA256, SHA512)