Add ability for X clibpard and Fenrir's clipboard to stay in sync.

config/settings/settings.conf

@@ -198,11 +198,6 @@ respect_punctuation_pause=True
 replace_undefined_punctuation_with_space=True
 # Pause speech briefly at newline characters for better readability
 new_line_pause=True
-number_of_clipboards=50
-# used path for "export_clipboard_to_file"
-# $user is replaced by username
-#clipboard_export_path=/home/$user/fenrirClipboard
-clipboard_export_path=/tmp/fenrirClipboard
 # Convert text emoticons like :) to descriptive text (e.g., "smiling face")
 emoticons=True
 # Define the Fenrir modifier key(s) - used to trigger Fenrir commands
@@ -263,6 +258,20 @@ diff_presentation=both
 # verbose = include diff line content during navigation
 diff_verbosity=compact
 
+[clipboard]
+# Number of clipboard history entries Fenrir keeps.
+number_of_clipboards=50
+# used path for "export_clipboard_to_file"
+# $user is replaced by username
+#clipboard_export_path=/home/$user/fenrirClipboard
+clipboard_export_path=/tmp/fenrirClipboard
+# Keep Fenrir's clipboard history and the X clipboard synchronized.
+# In fenrir -x, an empty sync_display uses the current DISPLAY.
+# In console/TTY mode, set sync_display explicitly, for example :0.
+sync_enabled=False
+sync_display=
+sync_interval=0.5
+
 [focus]
 # Follow and announce text cursor position changes
 cursor=True