// 'form.invoice.invoice_entries' => 'Invoice entries',
// 'form.invoice.confirm_deleting_entries' => 'Please confirm deleting invoice entries from Time Tracker.',
+// Charts form. See example at https://timetracker.anuko.com/charts.php
+// TODO: translate the following.
+// 'form.charts.interval' => 'Interval',
+// 'form.charts.chart' => 'Chart',
+
+// Projects form. See example at https://timetracker.anuko.com/projects.php
+// TODO: translate the following.
+// 'form.projects.active_projects' => 'Active Projects',
+// 'form.projects.inactive_projects' => 'Inactive Projects',
+
+// Tasks form. See example at https://timetracker.anuko.com/tasks.php
+// TODO: translate the following.
+// 'form.tasks.active_tasks' => 'Active Tasks',
+// 'form.tasks.inactive_tasks' => 'Inactive Tasks',
+
// TODO: refactoring ongoing down from here.