Factor our basic_authorization() to look like the others
Factor our basic_authorization() to look like the others

Signed-off-by: David Woodhouse <b460d66aaf00c296a3db1c1d9eeafc081d5f7d70@intel.com>

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