Small fixes

updateskels.sh

@@ -7,7 +7,7 @@ usage(){
 if [ -z "$1" ]
 then
     usage
-    exit !
+    exit 1
 fi
 archive="$1"
 
@@ -31,6 +31,6 @@ do
 done
 cd ..
 echo "Adding skels to git"
-find skels -type f -exec git add {} \;
+find skels -exec git add {} \;
 git commit -m "Skels updated" skels/
 git push