Fix bug #4705: coqtop accepts both -emacs and -ideslave.
Fix bug #4705: coqtop accepts both -emacs and -ideslave.

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