haxe_4_0: init at 4.0.5

pkgs/development/compilers/haxe/default.nix

···
       sed -i -re 's!(let +prefix_path += +).*( +in)!\1"'"$out/"'"\2!' src/main.ml
     '';
   };
+  haxe_4_0 = generic {
+    version = "4.0.5";
+    sha256 = "0f534pchdx0m057ixnk07ab4s518ica958pvpd0vfjsrxg5yjkqa";
+  };
   haxe_4_1 = generic {
     version = "4.1.5";
     sha256 = "0rns6d28qzkbai6yyws08yzbyvxfn848nj0fsji7chdi0y7pzzj0";

pkgs/top-level/all-packages.nix

···
   inherit (callPackage ../development/compilers/haxe { })
     haxe_4_2
     haxe_4_1
+    haxe_4_0
     haxe_3_4
     haxe_3_2
     ;