Several fixes, patched dwmblocks so it shows spaces around the bar

dwmblocks_scripts/dwm_ssid

@@ -1,12 +1,14 @@
 #!/bin/bash
+# This works just with wpa_supplicant
 
-ssid="$(wpa_cli status | grep ssid | sed -n '2p' | awk -F '=' '{print $2}')"
+ssid="$(wpa_cli status 2>/dev/null | grep ssid | sed -n '2p' | awk -F '=' '{print $2}')"
 
 if [[ $(echo $ssid | wc -c) -gt 1 ]]
 then
-    echo "$ssid"
-    exit;
+    echo "SSID $ssid"
+    exit 0;
 fi
 
-echo ""
+echo "No SSID available" >&2
+exit 1