CoqIDE: do not fail hard if a message is asynchronous
CoqIDE: do not fail hard if a message is asynchronous

git-svn-id: 44dc50bdcc0f5d1a212c497508dc9452e0b35e2b@16826 85f007b7-540e-0410-9357-904b9bb8a0f7

mlasson/coq,TheTypoMaster/coq,herbelin/github-coq,ejgallego/coq,maximedenes/coq,letouzey/coq-wip,SkySkimmer/coq,letouzey/coq-wip,amintimany/coq,Zimmi48/coq,shindere/coq,asr/coq,maximedenes/coq,gares/coq,coq/coq,gmalecha/coq,barras/coq,silene/coq,william-lawvere/coq,Zimmi48/coq,SkySkimmer/coq,barras/coq,pirbo/coq,amintimany/coq,ejgallego/coq,aspiwack/coq,ejgallego/coq,asr/coq,coq/coq,jpdeplaix/coq,Ptival/coq,Ptival/coq,Matafou/coq,coq/coq,herbelin/github-coq,TheTypoMaster/coq,letouzey/coq-wip,william-lawvere/coq,amintimany/coq,SkySkimmer/coq,ppedrot/coq,silene/coq,maximedenes/coq,ppedrot/coq,pirbo/coq,Matafou/coq,mlasson/coq,TOSPIO/coq,shindere/coq,ppedrot/coq,maximedenes/coq,herbelin/github-coq,Lionel-Rieg/coq,gares/coq,Ptival/coq,Zimmi48/coq,JasonGross/coq,ppedrot/coq,mattam82/coq,ejgallego/coq,gmalecha/coq,TheTypoMaster/coq,letouzey/coq-wip,coq/coq,jpdeplaix/coq,ale-f/coq,ale-f/coq,ale-f/coq,william-lawvere/coq,letouzey/coq-wip,pirapira/coq2rust,Lionel-Rieg/coq,mlasson/coq,aspiwack/coq,TOSPIO/coq,ppedrot/coq,JasonGross/coq,Zimmi48/coq,Lionel-Rieg/coq,TOSPIO/coq,gmalecha/coq,mattam82/coq,gares/coq,JasonGross/coq,gares/coq,pirapira/coq2rust,silene/coq,jpdeplaix/coq,asr/coq,Matafou/coq,8l/coq,shindere/coq,aspiwack/coq,8l/coq,mattam82/coq,barras/coq,maximedenes/coq,SkySkimmer/coq,pirapira/coq2rust,pirbo/coq,gares/coq,8l/coq,JasonGross/coq