Make header parsing more robust
Make header parsing more robust

sagmor/GCDWebServer,silvansky/GCDWebServer,swisspol/SANDBOX,aoman89757/GCDWebServer,boherna/GCDWebServer,TimOliver/GCDWebServer,CrossWaterBridge/GCDWebServer,TimOliver/GCDWebServer,ddnbgroup/GCDWebServer,edmstudio/GCDWebServer,boherna/GCDWebServer,8fit/GCDWebServer,boherna/GCDWebServer,tipbit/GCDWebServer,cnbin/GCDWebServer,8fit/GCDWebServer,sagmor/GCDWebServer,ddnbgroup/GCDWebServer,swisspol/SANDBOX,tipbit/GCDWebServer,donpark/GCDWebServer,aoman89757/GCDWebServer,zh-XN/GCDWebServer,MinorUncle/GCDWebServer,ddnbgroup/GCDWebServer,zh-XN/GCDWebServer,1yvT0s/GCDWebServer,zh-XN/GCDWebServer,palmin/GCDWebServer,sagmor/GCDWebServer,fluffyemily/GCDWebServer,liuchungui/GCDWebServer,fluffyemily/GCDWebServer,hushifei/GCDWebServer,tipbit/GCDWebServer,pollarm/GCDWebServer,aoman89757/GCDWebServer,hushifei/GCDWebServer,Coppertino/GCDWebServer,8fit/GCDWebServer,aoman89757/GCDWebServer,swisspol/SANDBOX,8fit/GCDWebServer,fluffyemily/GCDWebServer,Coppertino/GCDWebServer,pollarm/GCDWebServer,1yvT0s/GCDWebServer,liuchungui/GCDWebServer,MinorUncle/GCDWebServer,Coppertino/GCDWebServer,hushifei/GCDWebServer,swisspol/SANDBOX,zh-XN/GCDWebServer,Coppertino/GCDWebServer,hushifei/GCDWebServer,TimOliver/GCDWebServer,MinorUncle/GCDWebServer,pollarm/GCDWebServer,liuchungui/GCDWebServer,MinorUncle/GCDWebServer,1yvT0s/GCDWebServer,cnbin/GCDWebServer,sagmor/GCDWebServer,boherna/GCDWebServer,palmin/GCDWebServer,tipbit/GCDWebServer,cnbin/GCDWebServer,CrossWaterBridge/GCDWebServer,fluffyemily/GCDWebServer,pollarm/GCDWebServer,palmin/GCDWebServer,silvansky/GCDWebServer,donpark/GCDWebServer,TimOliver/GCDWebServer,1yvT0s/GCDWebServer,CrossWaterBridge/GCDWebServer,liuchungui/GCDWebServer,ddnbgroup/GCDWebServer,donpark/GCDWebServer,palmin/GCDWebServer,edmstudio/GCDWebServer,silvansky/GCDWebServer,donpark/GCDWebServer,silvansky/GCDWebServer,edmstudio/GCDWebServer,edmstudio/GCDWebServer,cnbin/GCDWebServer,CrossWaterBridge/GCDWebServer