Fix wrong behavior of --allow-hosts options
Fix wrong behavior of --allow-hosts options

mitmproxy/mitmproxy,vhaupert/mitmproxy,Kriechi/mitmproxy,mitmproxy/mitmproxy,mhils/mitmproxy,Kriechi/mitmproxy,vhaupert/mitmproxy,mhils/mitmproxy,mitmproxy/mitmproxy,mitmproxy/mitmproxy,mhils/mitmproxy,vhaupert/mitmproxy,vhaupert/mitmproxy,Kriechi/mitmproxy,mitmproxy/mitmproxy,Kriechi/mitmproxy,mhils/mitmproxy,mhils/mitmproxy