Added a default timeout value in CSTP handshake using gnutls
Added a default timeout value in CSTP handshake using gnutls

[dwmw2: move it to openconnect_open_https() so it's done only once]

Signed-off-by: Nikos Mavrogiannopoulos <df6e1a462b5068e7cd37b5ebdba5d9f6b4da01fc@gnutls.org>
Signed-off-by: David Woodhouse <b460d66aaf00c296a3db1c1d9eeafc081d5f7d70@intel.com>

don-johnny/openconnect,lins05/openconnect,brandt/openconnect,atyndall/openconnect,don-johnny/openconnect,cernekee/openconnect,brandt/openconnect,mveplus/openconnect-client,liiir1985/openconnect,chadcatlett/openconnect,nmav/openconnect-mine,mtmiller/openconnect,nmav/openconnect-mine,matlockx/openconnect,mveplus/openconnect-client,atyndall/openconnect,nmav/openconnect-mine,mveplus/openconnect-client,chadcatlett/openconnect,lins05/openconnect,mtmiller/openconnect,brandt/openconnect,cernekee/openconnect,cernekee/openconnect,cernekee/openconnect,lins05/openconnect,atyndall/openconnect,mtmiller/openconnect,liiir1985/openconnect,matlockx/openconnect,liiir1985/openconnect,brandt/openconnect,liiir1985/openconnect,atyndall/openconnect,don-johnny/openconnect,mveplus/openconnect-client,lins05/openconnect,chadcatlett/openconnect,matlockx/openconnect,nmav/openconnect-mine,matlockx/openconnect,mtmiller/openconnect,don-johnny/openconnect,chadcatlett/openconnect