Revert "Protect printing of intro-patterns from collision when "[|" or "|]""
Revert "Protect printing of intro-patterns from collision when "[|" or "|]""

This reverts commit e9abd74adc486c1c1793754fdf83a33fe7b1b34c.

SkySkimmer/coq,Matafou/coq,JasonGross/coq,SkySkimmer/coq,Zimmi48/coq,silene/coq,letouzey/coq-wip,SkySkimmer/coq,ejgallego/coq,ppedrot/coq,Lionel-Rieg/coq,maximedenes/coq,ejgallego/coq,coq/coq,JasonGross/coq,coq/coq,Matafou/coq,letouzey/coq-wip,JasonGross/coq,Zimmi48/coq,ppedrot/coq,maximedenes/coq,gares/coq,maximedenes/coq,ppedrot/coq,Zimmi48/coq,ejgallego/coq,mattam82/coq,ppedrot/coq,maximedenes/coq,gares/coq,Lionel-Rieg/coq,mattam82/coq,letouzey/coq-wip,gares/coq,gares/coq,letouzey/coq-wip,coq/coq,silene/coq,william-lawvere/coq,Zimmi48/coq,Ptival/coq,silene/coq,Lionel-Rieg/coq,gares/coq,Ptival/coq,ejgallego/coq,mattam82/coq,william-lawvere/coq,ppedrot/coq,coq/coq,maximedenes/coq,letouzey/coq-wip,amintimany/coq,JasonGross/coq,amintimany/coq,Ptival/coq,william-lawvere/coq,Matafou/coq,SkySkimmer/coq,amintimany/coq