Grass random height, lilypads rotate random.

A few other minor tweaks as well
- start of paintings
- always make mesecon wires work (but ugly)

block.py

@@ -1,6 +1,7 @@
 import os
 import zlib
 import nbt
+import random
 from io import BytesIO
 import sqlite3
 from serialize import *
@@ -226,8 +227,13 @@ class MTBlock:
             mcblockidentifier[i] = str(blocks[i]) + ':' + str(data[i])
             if content[i]==0 and param2[i]==0 and not (blocks[i]==0):
                 print('Unknown Minecraft Block:' + str(mcblockidentifier[i]))     # This is the minecraft ID#/data as listed in map_content.txt
-            if mcblockidentifier[i] == "70:0" or mcblockidentifier[i] == "72:0":
+
+            if blocks[i] == 70 or blocks[i] == 72:
                 self.timers.append(((i&0xf)|((i>>4)&0xf)<<8|((i>>8)&0xf)<<4, 100, 0))
+            elif blocks[i] == 111:
+                param2[i] = random.randint(0,3)
+            elif blocks[i] == 31 and data[i] == 1:
+                content[i], param2[i] = conversion_table[931][random.randint(0,4)]
 
         for te in mcblock.tile_entities:
             id = te["id"]

map_content.txt

@@ -115,7 +115,8 @@
 30	homedecor:cobweb_plantlike		// FIXME homedecor test
 31 0	default:dry_shrub
 31 2	ferns:tree_fern_leaves
-31 1	default:grass_5				// FIXME change randomly to grass_1/2/3/4/5
+
+31 1	default:grass_5				// code randomly changes height
 32	default:dry_shrub
 
 33 0	mesecons_pistons:piston_down_normal_off
@@ -233,7 +234,7 @@
 54 4	default:chest 1
 54 5	default:chest 3
 
-55	mesecons:wire_00000000_off		// FIXME: this one gets complex
+55	mesecons:wire_11111111_off		// FIXME: manually fit wires based on neighbors
 
 56	default:stone_with_diamond
 57	default:diamondblock
@@ -466,7 +467,7 @@
 
 110	default:dirt_with_grass			// Mycelium
 
-111	flowers:waterlily			// FIXME randomly rotate
+111	flowers:waterlily			// rotation done in code randomly
 
 #if NETHER
 	112	nether:brick
@@ -662,6 +663,8 @@
 182 8	stairs:slab_desert_stone 22
 182	stairs:slab_desert_stone
 
+321	homedecor:painting_1			// FIXME random 1-20
+
 324 0,4	doors:door_wood_b_1 0
 324 1,5	doors:door_wood_b_1 1
 324 2,6	doors:door_wood_b_1 2
@@ -671,3 +674,13 @@
 324 10	doors:door_wood_t_1
 324 11	doors:door_wood_t_1
 
+// Below here are non-MC blocks. We need to put these blocks in the
+// table to make translation a bit easier
+
+// random pick for 31:1 grass
+931 0	default:grass_1				// the 8+ entries are used
+931 1	default:grass_2				// internally to vary grass
+931 2	default:grass_3				// height randomly
+931 3	default:grass_4
+931 4	default:grass_5
+