Fix X-GitHub-OTP sole-header error.
Fix X-GitHub-OTP sole-header error.

Close #328.

TomzxForks/gh,tomzx/gh,tomzx/gh,oouyang/gh,henvic/gh,dustinryerson/gh,oouyang/gh,TomzxForks/gh,dustinryerson/gh,modulexcite/gh,modulexcite/gh,henvic/gh