Add missing Example script

Fixes: #869

Examples/i3_empty_workspace.sh

@@ -0,0 +1,10 @@
+#!/bin/bash
+
+MAX_DESKTOPS=20
+
+WORKSPACES=$(seq -s '\n' 1 1 ${MAX_DESKTOPS})
+
+EMPTY_WORKSPACE=$( (i3-msg -t get_workspaces | tr ',' '\n' | grep num | awk -F:  '{print int($2)}' ; \
+            echo -e ${WORKSPACES} ) | sort -n | uniq -u | head -n 1)
+
+i3-msg workspace ${EMPTY_WORKSPACE}

Makefile.am

@@ -240,6 +240,9 @@ EXTRA_DIST+=\
 	$(markdown_FILES)\
 	$(markdown_SC_FILES)\
 	Examples/i3_switch_workspaces.sh\
+	Examples/i3_empty_workspace.sh\
+	Examples/test_script_mode.sh\
+	Examples/rofi-file-browser.sh\
 	INSTALL.md\
 	AUTHORS\
 	doc/rofi.doxy.in\