Ensure that an endline is in place at the end of the minified jQuery …

…file.

build/post-compile.js

@@ -4,4 +4,4 @@ var print = require("sys").print,
	src = require("fs").readFileSync(process.argv[2], "utf8");

// Previously done in sed but reimplemented here due to portability issues
print(src.replace(/^(\s*\*\/)(.+)/m, "$1\n$2;"));
print(src.replace(/^(\s*\*\/)(.+)/m, "$1\n$2;").replace(/([^;]*)$/, "$1;"));