Disable OSX signing for temporary artifacts.
Disable OSX signing for temporary artifacts.

The OSX binaries were signed twice with a fake identity, leading to some
obscure errors on Travis in some cases.

We disable code signing for Travis artifacts. For released packages,
a proper signing will be applied manually.

SkySkimmer/coq,SkySkimmer/coq,SkySkimmer/coq,coq/coq,gares/coq,ejgallego/coq,ppedrot/coq,maximedenes/coq,JasonGross/coq,gares/coq,Matafou/coq,JasonGross/coq,silene/coq,gares/coq,coq/coq,silene/coq,maximedenes/coq,maximedenes/coq,JasonGross/coq,gares/coq,gares/coq,coq/coq,ppedrot/coq,ppedrot/coq,Zimmi48/coq,ejgallego/coq,letouzey/coq-wip,Matafou/coq,Zimmi48/coq,letouzey/coq-wip,maximedenes/coq,letouzey/coq-wip,Zimmi48/coq,ejgallego/coq,silene/coq,ppedrot/coq,JasonGross/coq,letouzey/coq-wip,letouzey/coq-wip,SkySkimmer/coq,Zimmi48/coq,Matafou/coq,coq/coq,ejgallego/coq,maximedenes/coq,ppedrot/coq