• clink: introduce environment variable $_ZL_CLINK_PROMPT_PRIORITY to control z.lua's register priority in clink.
• powershell: support powershell on linux.
• fish: improve fisher compatibility in init.fish.
• zsh: use command -v to reduce startup time in z.lua.plugin.zsh.
• cmd: expose --add in cmd on windows.
• ranger: fixed -I problem in ranger_zlua.py .