some fixes

1. sometimes dialog does not render the correct theme, copying the theme first and setting the var afterwards improves the siutation
2. index.docker.io moved to hub.docker.com
3. sometimes it takes longer than 5 seconds for curl, increasing timeout to 30 should avoid confusion

iso/installer/install.sh

@@ -1,19 +1,19 @@
 #!/bin/bash
 # T-Pot post install script
 
+# Let's load dialog color theme
+cp /root/installer/dialogrc /etc/
+
 # Set TERM, DIALOGRC
 export TERM=linux
 export DIALOGRC=/etc/dialogrc
 
-# Let's load dialog color theme
-cp /root/installer/dialogrc /etc/
-
 # Some global vars
 myNTPCONFFILE="/root/installer/ntp.conf"
 myPFXFILE="/root/installer/keys/8021x.pfx"
 myTPOTCOMPOSE="/opt/tpot/etc/tpot.yml"
 myBACKTITLE="T-Pot-Installer"
-mySITES="https://index.docker.io https://github.com https://pypi.python.org https://ubuntu.com"
+mySITES="https://hub.docker.com https://github.com https://pypi.python.org https://ubuntu.com"
 myPROGRESSBOXCONF=" --backtitle "$myBACKTITLE" --progressbox 24 80"
 myCONF_FILE="/root/installer/iso.conf"
 myTPOT_CONF_FILE="/root/installer/tpot.conf"
@@ -87,7 +87,7 @@ for i in $mySITES;
     dialog --title "[ Testing the internet connection ]" --backtitle "$myBACKTITLE" \
            --gauge "\n  Now checking: $i\n" 8 80 $(expr 100 \* $j / $mySITESCOUNT) <<EOF
 EOF
-    curl --connect-timeout 5 -IsS $i 2>&1>/dev/null
+    curl --connect-timeout 30 -IsS $i 2>&1>/dev/null
       if [ $? -ne 0 ];
         then
           dialog --backtitle "$myBACKTITLE" --title "[ Continue? ]" --yesno "\nInternet connection test failed. This might indicate some problems with your connection. You can continue, but the installation might fail." 10 50