Cleanup comparisons in econstr (compare_head_... users)
Cleanup comparisons in econstr (compare_head_... users)

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