Merge pull request #5 from pdp7/master

Add delay to allow wifi device to become ready

wifi-reset.sh

@@ -2,6 +2,8 @@
 # Bring all wifi interfaces down.
 # Identify wifi interfaces as rows from standard output of iwconfig (NOT standard
 # error, those are non-wifi interfaces) which start without whitespace.
+sleep 30
 iwconfig 2> /dev/null | grep -o '^[[:alnum:]]\+' | while read x; do ifdown $x; done
 # Bring all wifi interfaces up.
+sleep 30
 iwconfig 2> /dev/null | grep -o '^[[:alnum:]]\+' | while read x; do ifup $x; done