listify two-column tables

excluded are the Q and partyline modules, as they are deprecated. There
are some tables that have more than two columns, but could likely be
easily modified, but this will be attempted at a later time.

modules/watch.cpp

@@ -599,6 +599,7 @@ class CWatcherMod : public CModule {
 
         Table.AddColumn(t_s("Command"));
         Table.AddColumn(t_s("Description"));
+        Table.SetStyle(CTable::ListStyle);
 
         Table.AddRow();
         Table.SetCell(t_s("Command"), t_s("Add <HostMask> [Target] [Pattern]"));