• Fix Python3.6 issue: can not run obfuscated scripts, because it uses a 16-bit wordcode instead of bytecode
• Fix Python3.7 issue: it adds a flag in pyc header
• Fix option --obf-module-mode=none failed
• Add option --clone for command "init"
• Generate runtime files to separate path “runtimes" when project runtime-path is set
• Add advanced usages in user-guide