Upgrade Oh-my-zsh

exact_dot_oh-my-zsh/exact_plugins/exact_copybuffer/copybuffer.plugin.zsh

@@ -1,9 +1,9 @@
 # copy the active line from the command line buffer 
-# onto the system clipboard (requires clipcopy plugin)
+# onto the system clipboard
 
 copybuffer () {
   if which clipcopy &>/dev/null; then
-    echo $BUFFER | clipcopy
+    printf "%s" "$BUFFER" | clipcopy
   else
     echo "clipcopy function not found. Please make sure you have Oh My Zsh installed correctly."
   fi