Update installer.sh (#144)

* Update installer.sh

fix #143 with http and https-port check.

* port check issue #143

maybe a fix for the port check issue #143

Author: ingof

scripts/installer.sh

@@ -49,7 +49,7 @@ fi
 
 if [ ! -z "${pkgwizard_txt_port}" ]; then
   echo "  port:    ${pkgwizard_txt_port}" >>$LOG
-  if netstat -tlpn | grep ${pkgwizard_txt_port}; then
+  if netstat -tlpn | grep :${pkgwizard_txt_port}; then
     echo "  Your selected port ${pkgwizard_txt_port} is already in use." >>$LOG
     echo "  Please choose another one and try again." >>$LOG
     echo " Port ${pkgwizard_txt_port} already in use. Please try again." >> $SYNOPKG_TEMP_LOGFILE
@@ -59,7 +59,7 @@ fi
 
 if [ ! -z "${pkgwizard_txt_ports}" ]; then
   echo "  port:    ${pkgwizard_txt_ports}" >>$LOG
-  if netstat -tlpn | grep ${pkgwizard_txt_ports}; then
+  if netstat -tlpn | grep :${pkgwizard_txt_ports}; then
     echo "  Your selected port ${pkgwizard_txt_ports} is already in use." >>$LOG
     echo "  Please choose another one and try again." >>$LOG
     echo " Port ${pkgwizard_txt_ports} already in use. Please try again." >> $SYNOPKG_TEMP_LOGFILE