Book textures: Replace with more original textures

mods/default/README.txt

@@ -119,6 +119,7 @@ paramat (CC BY-SA 3.0):
   default_silver_sandstone.png -- Derived from a texture by GreenXenith (CC-BY-SA 3.0)
   default_silver_sandstone_brick.png -- Derived from a texture by GreenXenith (CC-BY-SA 3.0)
   default_silver_sandstone_block.png -- Derived from a texture by GreenXenith (CC-BY-SA 3.0)
+  default_bookshelf_slot.png -- Derived from a texture by Gambit (CC-BY-SA 3.0)
 
 brunob.santos (CC BY-SA 4.0):
   default_desert_cobble.png
@@ -131,7 +132,6 @@ BlockMen (CC BY-SA 3.0):
   default_gold_ingot.png
   default_tool_steelsword.png
   default_diamond.png
-  default_book.png
   default_tool_*.png
   default_lava_source_animated.png
   default_lava_flowing_animated.png
@@ -145,11 +145,7 @@ BlockMen (CC BY-SA 3.0):
   bubble.png
   gui_*.png
 
-Wuzzy (CC BY-SA 3.0):
-  default_bookshelf_slot.png (based on default_book.png)
-
 sofar (CC BY-SA 3.0):
-  default_book_written.png, based on default_book.png
   default_aspen_sapling
   default_aspen_tree
   default_aspen_tree_top, derived from default_pine_tree_top (by paramat)
@@ -186,6 +182,7 @@ Gambit (CC BY-SA 3.0):
   default_snowball.png
   default_key.png
   default_key_skeleton.png
+  default_book.png
 
 asl97 (CC BY-SA 3.0):
   default_ice.png
@@ -221,6 +218,9 @@ kilbith (CC BY-SA 3.0):
   default_tin_ingot.png
   default_tin_lump.png
 
+CloudyProton (CC BY-SA 3.0):
+  default_book_written.png, based on default_book.png by Gambit
+
 Glass breaking sounds (CC BY 3.0):
   1: http://www.freesound.org/people/cmusounddesign/sounds/71947/
   2: http://www.freesound.org/people/Tomlija/sounds/97669/

mods/default/license.txt

@@ -19,7 +19,7 @@ Licenses of media (textures, models and sounds)
 -----------------------------------------------
 
 Attribution-ShareAlike 3.0 Unported (CC BY-SA 3.0)
-Copyright (C) 2010-2016:
+Copyright (C) 2010-2017:
   celeron55, Perttu Ahola <celeron55@gmail.com>
   Cisoun
   G4JC
@@ -44,6 +44,7 @@ Copyright (C) 2010-2016:
   GreenXenith
   kaeza
   kilbith
+  CloudyProton
 
 You are free to:
 Share — copy and redistribute the material in any medium or format.
@@ -111,7 +112,6 @@ http://creativecommons.org/licenses/by-sa/4.0/
 Attribution-ShareAlike 2.0 Generic (CC BY-SA 2.0)
 Copyright (C) 2014-2016 Neuromancer
 
-
 You are free to:
 Share — copy and redistribute the material in any medium or format.
 Adapt — remix, transform, and build upon the material for any purpose, even commercially.