improve https support on Windows

cert/gen-rootCA.cmd

@@ -0,0 +1,12 @@
+@echo off
+
+openssl genrsa -out rootCA.key 2048
+openssl req -x509 -new -nodes -key rootCA.key -days 3650 -out rootCA.crt -subj "/C=CN/ST=SH/L=SH/O=AnyProxy/OU=Section/CN=Anyproxy SSL Proxying/emailAddress=AnyProxy@AnyProxy"
+echo =============
+echo rootCA generated at :
+echo %cd%
+echo =============
+
+start .
+
+rem exit 0