add calcurse with European style date format

.config/calcurse/conf

@@ -0,0 +1,25 @@
+appearance.calendarview=monthly
+appearance.compactpanels=no
+appearance.defaultpanel=calendar
+appearance.layout=1
+appearance.notifybar=yes
+appearance.sidebarwidth=1
+appearance.theme=red on default
+appearance.todoview=show-completed
+daemon.enable=no
+daemon.log=no
+format.inputdate=2
+format.notifydate=%a %F
+format.notifytime=%T
+format.outputdate=%d/%m/%y
+general.autogc=no
+general.autosave=yes
+general.confirmdelete=yes
+general.confirmquit=no
+general.firstdayofweek=monday
+general.periodicsave=0
+general.progressbar=yes
+general.systemdialogs=no
+notification.command=printf '\a'
+notification.notifyall=flagged-only
+notification.warning=300