#163 Checked icons improvement

* adds a second star icon on currently unchecked but previously checked entries
   --> can be detected easier for another check run
* simplifies some related code parts
* moves some translation string into message_templates.py
* enables session timeout after 60 minutes
* improves comment card layout sizing
* adds/updates translations

konova/utils/message_templates.py

@@ -81,3 +81,8 @@ GEOMETRY_CONFLICT_WITH_TEMPLATE = _("Geometry conflict detected with {}")
 
 # INTERVENTION
 INTERVENTION_HAS_REVOCATIONS_TEMPLATE = _("This intervention has {} revocations")
+
+# CHECKED
+DATA_CHECKED_ON_TEMPLATE = _("Checked on {} by {}")
+DATA_CHECKED_PREVIOUSLY_TEMPLATE = _("Data has changed since last check on {} by {}")
+DATA_IS_UNCHECKED = _("Current data not checked yet")

konova/utils/tables.py

@@ -112,6 +112,17 @@ class BaseTable(tables.tables.Table):
             icon
         )
 
+    def render_previously_checked_star(self, tooltip: str = None):
+        """
+        Returns a star icon for a check action in the past
+        """
+        icon = "fas fa-star rlp-gd-inv"
+        return format_html(
+            "<em title='{}' class='{}'></em>",
+            tooltip,
+            icon
+        )
+
     def render_bookmark(self, tooltip: str = None, icn_filled: bool = False):
         """
         Returns a bookmark icon