Merge pull request 'updated deprecated egrep command' (#10) from dev into master

Reviewed-on: http://git.skyfall.tech/skyfall/tab-sorcery/pulls/10
Reviewed-by: AndrewPaglusch <andrew@paglusch.com>

tab-sorcery.sh

@@ -39,7 +39,7 @@ get_hostip () {
 #	return 1
 #fi
 
-zone_xfer=`{dig $scan_domain @$scan_ns +time=$dns_time +tries=$dns_tries AXFR || echo $dns_fail_text >&2} | egrep -v 'SOA|NS|MX|DiG' | grep $scan_domain | awk '{print $1,$4,$5}'`
+zone_xfer=`{dig $scan_domain @$scan_ns +time=$dns_time +tries=$dns_tries AXFR || echo $dns_fail_text >&2} | grep -Ev 'SOA|NS|MX|DiG' | grep $scan_domain | awk '{print $1,$4,$5}'`
 while read host <&3; do
 	user_name=$3
 	connect_cmd="ssh -t"