removed boost_cart and carbone_mobs -- too many crashes

updated blox, homedecor, plantlifed, cottages, farming_redo,
framedglass, gloopblocks, mesecons, moreblocks, moretrees,
pipeworks, player_textures, replacer, signs_lib, stained_glass,
technic, travelnet, unified_inventory, unifieddyes, and worldedit.

4 files changed, 94 insertions, 33 deletions

diff --git a/unified_inventory/README.md b/unified_inventory/README.md
index d0ca9cf..1de7256 100644
--- a/unified_inventory/README.md
+++ b/unified_inventory/README.md
@@ -13,11 +13,49 @@ Unified inventory code is licensed under the GNU LGPLv2+.
 
 Licenses for textures:
 
-VanessaE: (WTFPL)
+VanessaE: (CC-BY-4.0)
   * `ui_group.png`
 
-RealBadAngel: (WTFPL)
-  * Everything else.
-
-Tango Project: (WTFPL)
-  * `ui_reset_icon.png`
+Tango Project: (Public Domain, CC-BY-4.0)
+  * [`ui_reset_icon.png`](https://commons.wikimedia.org/wiki/File:Edit-clear.svg)
+  * [`ui_doubleleft_icon.png`](http://commons.wikimedia.org/wiki/File:Media-seek-backward.svg)
+  * [`ui_doubleright_icon.png`](http://commons.wikimedia.org/wiki/File:Media-seek-forward.svg)
+  * [`ui_left_icon.png` / `ui_right_icon.png`](http://commons.wikimedia.org/wiki/File:Media-playback-start.svg)
+  * [`ui_skip_backward_icon.png`](http://commons.wikimedia.org/wiki/File:Media-skip-backward.svg)
+  * [`ui_skip_forward_icon.png`](http://commons.wikimedia.org/wiki/File:Media-skip-forward.svg)
+
+From http://www.clker.com (Public Domain, CC-BY-4.0):
+  * [`bags_small.png`](http://www.clker.com/clipart-moneybag-empty.html)
+  * [`bags_medium.png`](http://www.clker.com/clipart-backpack-1.html)
+  * [`bags_large.png` / `ui_bags_icon.png`](http://www.clker.com/clipart-backpack-green-brown.html)
+  * `ui_trash_icon.png`: <http://www.clker.com/clipart-29090.html> and <http://www.clker.com/clipart-trash.html>
+  * [`ui_search_icon.png`](http://www.clker.com/clipart-24887.html)
+  * [`ui_off_icon.png` / `ui_on_icon.png`](http://www.clker.com/clipart-on-off-switches.html)
+  * [`ui_waypoints_icon.png`](http://www.clker.com/clipart-map-pin-red.html)
+  * [`ui_circular_arrows_icon.png`](http://www.clker.com/clipart-circular-arrow-pattern.html)
+  * [`ui_pencil_icon.pnc`](http://www.clker.com/clipart-2256.html)
+  * [`ui_waypoint_set_icon.png`](http://www.clker.com/clipart-larger-flag.html)
+
+Everaldo Coelho (YellowIcon) (LGPL v2.1+):
+  * [`ui_craftguide_icon.png` / `ui_craft_icon.png`](http://commons.wikimedia.org/wiki/File:Advancedsettings.png)
+
+Gregory H. Revera: (CC-BY-SA 3.0)
+  * [`ui_moon_icon.png`](http://commons.wikimedia.org/wiki/File:FullMoon2010.jpg)
+
+Thomas Bresson: (CC-BY 3.0)
+  * [`ui_sun_icon.png`](http://commons.wikimedia.org/wiki/File:2012-10-13_15-29-35-sun.jpg)
+
+Fibonacci: (Public domain, CC-BY 4.0)
+  * [`ui_xyz_off_icon.png`](http://commons.wikimedia.org/wiki/File:No_sign.svg)
+
+Gregory Maxwell: (Public domain, CC-BY 4.0)
+  * [`ui_ok_icon.png`](http://commons.wikimedia.org/wiki/File:Yes_check.svg)
+
+Adrien Facélina: (LGPL v2.1+)
+  * [`inventory_plus_worldedit_gui.png`](http://commons.wikimedia.org/wiki/File:Erioll_world_2.svg)
+
+Other files from Wikimedia Commons:
+  * [`ui_gohome_icon.png` / `ui_home_icon.png` / `ui_sethome_icon.png`](http://commons.wikimedia.org/wiki/File:Home_256x256.png) (GPL v2+)
+
+RealBadAngel: (CC-BY-4.0)
+  * Everything else.
\ No newline at end of file
diff --git a/unified_inventory/image_credits.txt b/unified_inventory/image_credits.txt
index b1489e4..12fbc65 100644
--- a/unified_inventory/image_credits.txt
+++ b/unified_inventory/image_credits.txt
@@ -25,6 +25,9 @@ ui_skip_backward_icon.png
 ui_skip_forward_icon.png
 	http://commons.wikimedia.org/wiki/File:Media-skip-forward.svg
 
+ui_reset_icon.png
+	https://commons.wikimedia.org/wiki/File:Edit-clear.svg
+
 ui_gohome_icon.png / ui_home_icon.png / ui_sethome_icon.png
 	http://commons.wikimedia.org/wiki/File:Home_256x256.png
 
diff --git a/unified_inventory/internal.lua b/unified_inventory/internal.lua
index 5732971..4e78a89 100644
--- a/unified_inventory/internal.lua
+++ b/unified_inventory/internal.lua
@@ -290,6 +290,7 @@ function unified_inventory.apply_filter(player, filter, search_dir)
 			return string.find(lname, lfilter, 1, true) or string.find(ldesc, lfilter, 1, true)
 		end
 	end
+	local is_creative = unified_inventory.is_creative(player_name)
 	unified_inventory.filtered_items_list[player_name]={}
 	for name, def in pairs(minetest.registered_items) do
 		if (not def.groups.not_in_creative_inventory
@@ -297,8 +298,7 @@ function unified_inventory.apply_filter(player, filter, search_dir)
 		and def.description
 		and def.description ~= ""
 		and ffilter(name, def)
-		and (unified_inventory.is_creative(player_name)
-			or unified_inventory.crafts_for.recipe[def.name]) then
+		and (is_creative or unified_inventory.crafts_for.recipe[def.name]) then
 			table.insert(unified_inventory.filtered_items_list[player_name], name)
 		end
 	end
diff --git a/unified_inventory/item_names.lua b/unified_inventory/item_names.lua
index 243b938..d374b14 100644
--- a/unified_inventory/item_names.lua
+++ b/unified_inventory/item_names.lua
@@ -1,55 +1,75 @@
 -- Based on 4itemnames mod by 4aiman
 
-local wield = {}
-local huds = {}
-local dtimes = {}
+local item_names = {} -- [player_name] = { hud, dtime, itemname } 
 local dlimit = 3  -- HUD element will be hidden after this many seconds
 local air_hud_mod = minetest.get_modpath("4air")
 local hud_mod = minetest.get_modpath("hud")
 local hudbars_mod = minetest.get_modpath("hudbars")
 
 local function set_hud(player)
-	local player_name = player:get_player_name() 
+	local player_name = player:get_player_name()
 	local off = {x=0, y=-70}
 	if air_hud_mod or hud_mod then
 		off.y = off.y - 20
 	elseif hudbars_mod then
 		off.y = off.y + 13
 	end
-	huds[player_name] = player:hud_add({
-		hud_elem_type = "text",
-		position = {x=0.5, y=1},
-		offset = off,
-		alignment = {x=0, y=0},
-		number = 0xFFFFFF ,
-		text = "",
-	})
+	item_names[player_name] = {
+		hud = player:hud_add({
+			hud_elem_type = "text",
+			position = {x=0.5, y=1},
+			offset = off,
+			alignment = {x=0, y=0},
+			number = 0xFFFFFF,
+			text = "",
+		}),
+		dtime = dlimit,
+		index = 1,
+		itemname = ""
+	}
 end
 
 minetest.register_on_joinplayer(function(player)
 	minetest.after(0, set_hud, player)
 end)
 
+minetest.register_on_leaveplayer(function(player)
+	item_names[player:get_player_name()] = nil
+end)
+
 minetest.register_globalstep(function(dtime)
 	for _, player in pairs(minetest.get_connected_players()) do
-		local player_name = player:get_player_name()
-		local wstack = player:get_wielded_item():get_name()
+		local data = item_names[player:get_player_name()]
+		if not data or not data.hud then
+			data = {} -- Update on next step
+			set_hud(player)
+		end
 
-		if dtimes[player_name] and dtimes[player_name] < dlimit then
-			dtimes[player_name] = dtimes[player_name] + dtime
-			if dtimes[player_name] > dlimit and huds[player_name] then
-				player:hud_change(huds[player_name], 'text', "")
+		local index = player:get_wield_index()
+		local stack = player:get_wielded_item()
+		local itemname = stack:get_name()
+
+		if data.hud and data.dtime < dlimit then
+			data.dtime = data.dtime + dtime
+			if data.dtime > dlimit then
+				player:hud_change(data.hud, 'text', "")
 			end
 		end
 
-		if wstack ~= wield[player_name] then
-			wield[player_name] = wstack
-			dtimes[player_name] = 0
-			if huds[player_name] then 
-				local def = minetest.registered_items[wstack]
-				local desc = def and def.description or ""
-				player:hud_change(huds[player_name], 'text', desc)
+		if data.hud and (itemname ~= data.itemname or index ~= data.index) then
+			data.itemname = itemname
+			data.index = index
+			data.dtime = 0
+
+			local desc = stack.get_meta
+				and stack:get_meta():get_string("description")
+
+			if not desc or desc == "" then
+				-- Try to use default description when none is set in the meta
+				local def = minetest.registered_items[itemname]
+				desc = def and def.description or ""
 			end
+			player:hud_change(data.hud, 'text', desc)
 		end
 	end
 end)