coin_market: expose a new placeholder
coin_market: expose a new placeholder

vvoland/py3status,guiniol/py3status,valdur55/py3status,valdur55/py3status,valdur55/py3status,tobes/py3status,Andrwe/py3status,ultrabug/py3status,ultrabug/py3status,guiniol/py3status,Andrwe/py3status,ultrabug/py3status,tobes/py3status