update example config

Author: trev-dev

example.cfg

@@ -1,8 +1,7 @@
 # This file contains the default settings as a reference. There is no need to
 # use these unless you wish to change them.
 
-billable = 0
-billable.project_marker = \\#
-billable.separator = .
-# billable.description_marker = ~ # An optional marker for a task description
-# billable.locale = en_US # Force some specific currency locale.
+billable = 75
+# billable.project_marker = # by default
+billable.render = terminal # or csv to dump report to a csv file
+billable.csv_name = billable-report.csv