[typo] Bool_val to Double_val
[typo] Bool_val to Double_val

rgrinberg/lwt,mirage/lwt,mfp/lwt,rgrinberg/lwt,janestreet/lwt-async,rgrinberg/lwt,mirage/lwt,fdopen/lwt,c-cube/lwt,rgrinberg/lwt,c-cube/lwt,rneswold/lwt,rneswold/lwt,gfxmonk/lwt,ocsigen/lwt,fdopen/lwt,ocsigen/lwt,ocsigen/lwt,janestreet/lwt-async,gfxmonk/lwt,mfp/lwt,rneswold/lwt,c-cube/lwt