sync with viewer-development (per DRTVWR-309)

...newview/skins/default/xui/de/floater_conversation_log.xml

...iew/skins/default/xui/de/floater_conversation_preview.xml

indra/newview/skins/default/xui/de/floater_im_container.xml

indra/newview/skins/default/xui/de/floater_im_session.xml

indra/newview/skins/default/xui/de/floater_incoming_call.xml

...view/skins/default/xui/de/floater_pathfinding_console.xml

indra/newview/skins/default/xui/de/floater_texture_ctrl.xml

...ewview/skins/default/xui/de/floater_voice_chat_volume.xml

indra/newview/skins/default/xui/de/floater_voice_effect.xml

indra/newview/skins/default/xui/de/floater_voice_volume.xml

indra/newview/skins/default/xui/de/menu_cof_gear.xml

indra/newview/skins/default/xui/de/menu_conversation.xml

...wview/skins/default/xui/de/menu_conversation_log_gear.xml

...wview/skins/default/xui/de/menu_conversation_log_view.xml

indra/newview/skins/default/xui/de/menu_im_conversation.xml

...ewview/skins/default/xui/de/menu_im_session_showmodes.xml

indra/newview/skins/default/xui/de/menu_object_icon.xml

indra/newview/skins/default/xui/de/menu_outfit_gear.xml

indra/newview/skins/default/xui/de/menu_participant_view.xml

...newview/skins/default/xui/de/menu_people_blocked_gear.xml