Moved some mapnode content stuff from mapnode.{h,cpp} and digging property stuff from material.cpp to content_mapnode.{h,cpp}

src/content_mapnode.h

@@ -0,0 +1,53 @@
+/*
+Minetest-c55
+Copyright (C) 2010-2011 celeron55, Perttu Ahola <celeron55@gmail.com>
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License along
+with this program; if not, write to the Free Software Foundation, Inc.,
+51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+*/
+
+#ifndef CONTENT_MAPNODE_HEADER
+#define CONTENT_MAPNODE_HEADER
+
+void content_mapnode_init();
+
+/*
+	Node content type IDs
+*/
+#define CONTENT_STONE 0
+#define CONTENT_GRASS 1
+#define CONTENT_WATER 2
+#define CONTENT_TORCH 3
+#define CONTENT_TREE 4
+#define CONTENT_LEAVES 5
+#define CONTENT_GRASS_FOOTSTEPS 6
+#define CONTENT_MESE 7
+#define CONTENT_MUD 8
+#define CONTENT_WATERSOURCE 9
+// Pretty much useless, clouds won't be drawn this way
+#define CONTENT_CLOUD 10
+#define CONTENT_COALSTONE 11
+#define CONTENT_WOOD 12
+#define CONTENT_SAND 13
+#define CONTENT_SIGN_WALL 14
+#define CONTENT_CHEST 15
+#define CONTENT_FURNACE 16
+//#define CONTENT_WORKBENCH 17
+#define CONTENT_COBBLE 18
+#define CONTENT_STEEL 19
+#define CONTENT_GLASS 20
+#define CONTENT_FENCE 21
+
+#endif
+