moved dump_key_buffer() from display to utils

lib/display.sh

@@ -163,14 +163,4 @@ dsleep()
 export -f dsleep
 
 
-# ------------------------------------------------------------------------------
-# Dump the keyboard's buffer
-dump_key_buffer()
-{
-    while read -r -t 0.001; do
-        :
-    done
-}
-export -f dump_key_buffer
-
 # EOF

lib/utils.sh

@@ -57,4 +57,15 @@ trim()
 }
 export -f trim
 
+# ------------------------------------------------------------------------------
+# Dump the keyboard's buffer
+dump_key_buffer()
+{
+    while read -r -t 0.001; do
+        :
+    done
+}
+export -f dump_key_buffer
+
+
 # EOF