[mff_pclasses & pclasses] Enhance showcasing menus

- Remove the labels introduced last time and use the old line-wrapping
   textareas
 - Add showcase screenshots for the four classes presented
 - Add a little map of the spawn and both available class buildings
 - For #473

mods/pclasses/adventurer.lua

@@ -21,6 +21,6 @@ pclasses.api.register_class("adventurer", {
 		"read what's in it. You'll still be able to come back to this boilerplate class whenever you\n" ..
 		"want to (minus actual cooldown regulation of.. an hour between two changes) if you like\n" ..
 		"being hurt, or hardcore gaming, which, from afar, look alike.... The pedestal has a backpack\n" ..
-		"over it, because, yay adventures!")
+		"over it, because, yay adventures!") .. "image[2.4,5.6;6,4;pclasses_showcase_adventurer.png]"
 })
 

mods/pclasses/inventory.lua

@@ -92,27 +92,24 @@ local pbutton_form = "size[10,10]" ..
    "tabheader[0,0;pmenu_header;infos"
 
 function pclasses.api.textify(text)
-	--return "textarea[0.5,0.2;9.6,10;pmenu_data;;" .. text .. "]"
-	local returned = ""
-	for i, line in pairs(text:split('\n')) do
-		returned = ("%slabel[0.2,%f;%s]"):format(returned, 0.2 + (i-1)*0.5, line)
-	end
-	return returned
+	return ("textarea[0.5,0.2;9.6,5.8;pmenu_data;;%s]"):format(text)
 end
 
 local pbuttons = {}
 local pforms = {}
 local pinfo = pclasses.api.textify(
-      "PClasses (Player Classes) allows you to become a member of specific classes implemented\n" ..
-      "with abilities, advantages, and reserved items. Each one of the classes defined grants\n" ..
-      "the right to carry items, called reserved items, tied to the abilities of a class. A \n" ..
-      "hunter will be able to use arrows, whereas a warrior can own powerful weapons. Each time\n" ..
-      "you switch classes, you will lose your stats and items, the latter being transfered into\n" ..
-      "a special part of your inventory, the graveyard. Once you return to a class that allows\n" ..
+      "PClasses (Player Classes) allows you to become a member of specific classes implemented " ..
+      "with abilities, advantages, and reserved items. Each one of the classes defined grants " ..
+      "the right to carry items, called reserved items, tied to the abilities of a class. A " ..
+      "hunter will be able to use arrows, whereas a warrior can own powerful weapons. Each time " ..
+      "you switch classes, you will lose your stats and items, the latter being transfered into " ..
+      "a special part of your inventory, the graveyard. Once you return to a class that allows " ..
       "you to use those items, they will return in your main inventory.\n" ..
-      "You can use this menu to navigate between classes and read informations about what\n" ..
-      "abilities come with specific classes."
-)
+      "You can use this menu to navigate between classes and read informations about what " ..
+      "abilities come with specific classes.\n" ..
+      "You can see on this man the location of all class buildings available, containing their " ..
+      "respective class pedestals."
+) .. "image[2.4,5.6;6,4;pclasses_buildings.png]"
 
 
 minetest.after(0, function()
@@ -123,14 +120,12 @@ minetest.after(0, function()
 		     end
 		  end
 		  pbutton_form = pbutton_form .. ";1]"
-		  minetest.log("action", pbutton_form)
 end)
 
 minetest.register_on_player_receive_fields(function(player, formname, fields)
       if formname ~= "" then return end
 
       if fields.pmenu_header then
-	 minetest.log(fields.pmenu_header)
 	 if fields.pmenu_header + 0 == 1 then
 	    player:set_inventory_formspec(pbutton_form .. pinfo)
 	 else