remove floating date palm trunk and adjust decay

fixes #6

default_settings.txt

@@ -55,6 +55,7 @@ moretrees.leafdecay_delay		= 2
 moretrees.leafdecay_chance		= 5
 moretrees.leafdecay_radius		= 5
 moretrees.palm_leafdecay_radius		= 10
+moretrees.date_palm_leafdecay_radius	= 14
 
 -- Change these settings if you want default trees to be gradually cut down
 -- above the elevation where firs normally generate.

node_defs.lua

@@ -261,7 +261,7 @@ for i in ipairs(moretrees.treelist) do
 		droprarity = 20
 		decay = moretrees.palm_leafdecay_radius
 	elseif treename == "date_palm" then
-		decay = moretrees.palm_leafdecay_radius
+		decay = moretrees.date_palm_leafdecay_radius
 	end
 
 	if treename ~= "jungletree"  -- the default game provides jungle tree and pine trunk/planks nodes.

tree_models.lua

@@ -146,7 +146,7 @@ moretrees.palm_model={
 -- So, a generic fruit trunk is spawned. An ABM will convert it to a male
 -- or female fruit trunk, and generate the actual dates.
 moretrees.date_palm_model={
-	axiom="TTTTddddddddddccccccccccRT[TGGGGT]"..
+	axiom="TTTTddddddddddccccccccccRT[TTT]"..
 		"ccccc[&&a]ccccc[&&a]ccccc[&&a]ccccc[&&a]ccccc[&&a]ccccc[&&a]"..
 		"GGccccc[&a]ccccc[&a]ccccc[&a]ccccc[&a]ccccc[&a]ccccc[&a]"..
 		"GGccccc[a]ccccc[a]ccccc[a]ccccc[a]ccccc[a]ccccc[a]",