Add comments into each of the function files to make them easier to find

modules/osx/functions/pfd

@@ -5,8 +5,12 @@
 #   Sorin Ionescu <sorin.ionescu@gmail.com>
 #
 
+# function pfd {
+
 osascript 2>/dev/null <<EOF
   tell application "Finder"
     return POSIX path of (target of first window as text)
   end tell
 EOF
+
+# }