CoqIDE: fix tag colors to support superposing unsafe and partial
CoqIDE: fix tag colors to support superposing unsafe and partial

Admitted (like Qed) can be "partially executed", but is also unsafe.

mattam82/coq,ejgallego/coq,gares/coq,Ptival/coq,TOSPIO/coq,ppedrot/coq,mlasson/coq,coq/coq,gares/coq,coq/coq,barras/coq,jpdeplaix/coq,TheTypoMaster/coq,aspiwack/coq,Ptival/coq,coq/coq,gmalecha/coq,gmalecha/coq,TheTypoMaster/coq,gares/coq,8l/coq,william-lawvere/coq,maximedenes/coq,Lionel-Rieg/coq,mlasson/coq,JasonGross/coq,ale-f/coq,SkySkimmer/coq,amintimany/coq,letouzey/coq-wip,letouzey/coq-wip,maximedenes/coq,aspiwack/coq,mlasson/coq,ppedrot/coq,coq/coq,TheTypoMaster/coq,silene/coq,william-lawvere/coq,silene/coq,JasonGross/coq,TOSPIO/coq,jpdeplaix/coq,8l/coq,letouzey/coq-wip,amintimany/coq,barras/coq,gares/coq,mattam82/coq,asr/coq,TOSPIO/coq,ejgallego/coq,mattam82/coq,Matafou/coq,Matafou/coq,Zimmi48/coq,ejgallego/coq,jpdeplaix/coq,herbelin/github-coq,maximedenes/coq,ppedrot/coq,Lionel-Rieg/coq,Lionel-Rieg/coq,gares/coq,8l/coq,asr/coq,letouzey/coq-wip,Zimmi48/coq,ale-f/coq,ppedrot/coq,ale-f/coq,Zimmi48/coq,SkySkimmer/coq,maximedenes/coq,SkySkimmer/coq,silene/coq,Matafou/coq,herbelin/github-coq,ejgallego/coq,JasonGross/coq,herbelin/github-coq,JasonGross/coq,asr/coq,william-lawvere/coq,amintimany/coq,barras/coq,gmalecha/coq,SkySkimmer/coq,ppedrot/coq,Zimmi48/coq,aspiwack/coq,letouzey/coq-wip,Ptival/coq,maximedenes/coq