added adhoc option (close #33), TLSv1 by default (close #30)
added adhoc option (close #33), TLSv1 by default (close #30)

rpanah/centinel-server,lianke123321/centinel-server,iclab/centinel-server,iclab/centinel-server,iclab/centinel-server,ben-jones/centinel-server,ben-jones/centinel-server,lianke123321/centinel-server,lianke123321/centinel-server,rpanah/centinel-server,ben-jones/centinel-server,rpanah/centinel-server