No bulletin boards or faction display

Fix abandoning camps (remove them from player known list)

data/json/overmap/overmap_special/specials.json

@@ -2080,7 +2080,7 @@
       { "point": [ 9, 6, 0 ], "overmap": "evac_center_10_north" },
       { "point": [ 5, 7, 0 ], "overmap": "evac_center_11_north" },
       { "point": [ 6, 7, 0 ], "overmap": "evac_center_12_north" },
-      { "point": [ 7, 7, 0 ], "overmap": "evac_center_13_north" },
+      { "point": [ 7, 7, 0 ], "overmap": "evac_center_13_north", "camp": "free_merchants", "camp_name": "Refugee Center" },
       { "point": [ 8, 7, 0 ], "overmap": "evac_center_14_north" },
       { "point": [ 9, 7, 0 ], "overmap": "evac_center_15_north" },
       { "point": [ 5, 8, 0 ], "overmap": "evac_center_16_north" },

src/faction.cpp

@@ -1052,6 +1052,10 @@ void faction_manager::display() const
                 continue;
             }
             basecamp *temp_camp = *p;
+            if( temp_camp->get_owner() != player_character.get_faction()->id ) {
+                // Don't display NPC camps as ours
+                continue;
+            }
             camps.push_back( temp_camp );
         }
         lore.clear();

src/faction_camp.cpp

@@ -2169,14 +2169,17 @@ void basecamp::abandon_camp()
     for( npc_ptr &guy : get_npcs_assigned() ) {
         talk_function::stop_guard( *guy );
     }
+    // We must send this message early, before the name is erased.
+    add_msg( m_info, _( "You abandon %s." ), name );
+    std::set<tripoint_abs_omt> &known_camps = get_player_character().camps;
+    known_camps.erase( omt_pos );
     overmap_buffer.remove_camp( *this );
     map &here = get_map();
     const tripoint sm_pos = omt_to_sm_copy( omt_pos.raw() );
     const tripoint ms_pos = sm_to_ms_copy( sm_pos );
     // We cannot use bb_pos here, because bb_pos may be {0,0,0} if you haven't examined the bulletin board on camp ever.
     // here.remove_submap_camp( here.getlocal( bb_pos ) );
     here.remove_submap_camp( here.getlocal( ms_pos ) );
-    add_msg( m_info, _( "You abandon %s." ), name );
 }
 
 void basecamp::scan_pseudo_items()

src/iexamine.cpp

@@ -1977,6 +1977,11 @@ void iexamine::bulletin_board( Character &you, const tripoint &examp )
     std::optional<basecamp *> bcp = overmap_buffer.find_camp( omt );
     if( bcp ) {
         basecamp *temp_camp = *bcp;
+        if( temp_camp->get_owner() != get_avatar().get_faction()->id ) {
+            you.add_msg_if_player( _( "You don't run this camp, the board is useless to you." ) );
+            return;
+        }
+
         temp_camp->validate_bb_pos( here.getabs( examp ) );
         temp_camp->validate_assignees();
         temp_camp->validate_sort_points();