remove obsolete yacy.init entry "secureHttps"

not used anywhere

defaults/yacy.init

@@ -880,10 +880,6 @@ remotesearch.maxload.solr=4.0
 # was set by the client.
 useYacyReferer = false
 
-# allow only 443(https-port) for https-proxy?
-# if you want to tunnel other protocols, set to false
-secureHttps = true
-
 # specifies if the http post body should be transfered
 # using content-encoding gzip during index transfer
 # a) indexDistribution: which is done periodically if you have enabled