FIRE-16806: Added toolbar button for Group Titles

indra/newview/app_settings/commands.xml

@@ -561,4 +561,14 @@
            is_running_function="Floater.IsOpen"
            is_running_parameters="region_tracker"
            />
+  <command name="group_titles"
+           available_in_toybox="true"
+           icon="Group_Titles_Icon"
+           label_ref="Command_Group_Titles_Label"
+           tooltip_ref="Command_Group_Titles_Tooltip"
+           execute_function="Floater.Toggle"
+           execute_parameters="fs_group_titles"
+           is_running_function="Floater.IsOpen"
+           is_running_parameters="fs_group_titles"
+           />		   
 </commands>

indra/newview/skins/default/textures/textures.xml

@@ -780,6 +780,7 @@ with the same filename but different name
   <texture name="move_lock" file_name="toolbar_icons/movelock.png" preload="true" />
   <texture name="block_list" file_name="toolbar_icons/blocklist.png" preload="true" />
   <texture name="resync_animations" file_name="toolbar_icons/resync_animations.png" preload="true" />
+  <texture name="Group_Titles_Icon" file_name="toolbar_icons/group_titles.png" preload="true" />
   
   <texture name="skin ansastorm blood" file_name="skinspreview/ansa_blood.jpg" preload="true" />
   <texture name="skin ansastorm bright blue" file_name="skinspreview/ansa_blue.jpg" preload="true" />

indra/newview/skins/default/xui/en/strings.xml

@@ -2526,6 +2526,7 @@ Try enclosing path to the editor with double quotes.
   <string name="Command_Blocklist_Label">Block List</string>
   <string name="Command_ResyncAnimations_Label">Resync animations</string>
   <string name="Command_RegionTracker_Label">Region Tracker</string>
+  <string name="Command_Group_Titles_Label">Group Titles</string>
 
   <string name="Command_AboutLand_Tooltip">Information about the land you're visiting</string>
   <string name="Command_Appearance_Tooltip">Change your avatar</string>
@@ -2583,6 +2584,7 @@ Try enclosing path to the editor with double quotes.
   <string name="Command_Blocklist_Tooltip">Opens the block/mute list</string>
   <string name="Command_ResyncAnimations_Tooltip">Synchronizes avatar animations</string>
   <string name="Command_RegionTracker_Tooltip">Track various regions status</string>
+  <string name="Command_Group_Titles_Tooltip">Change active group tag</string>
 
   <string name="Toolbar_Bottom_Tooltip">currently in your bottom toolbar</string>
   <string name="Toolbar_Left_Tooltip"  >currently in your left toolbar</string>