Better about page (#55)

* Better layout for about page

* Move version label

* Fix layout/labels

ui/about.lua

@@ -2,26 +2,42 @@ local FORMNAME = "mail:about"
 
 function mail.show_about(name)
 	local formspec = [[
-			size[8,5;]
-			button[7.25,0;0.75,0.5;back;X]
+			size[10,6;]
+			button[9.35,0;0.75,0.5;back;X]
 			label[0,0;Mail]
-			label[0,0.5;By cheapie]
-			label[0,1;http://github.com/cheapie/mail]
-			label[0,1.5;See LICENSE file for license information]
-			label[0,2.5;NOTE: Communication using this system]
-			label[0,3;is NOT guaranteed to be private!]
-			label[0,3.5;Admins are able to view the messages]
-			label[0,4;of any player.]
+			label[0,0.4;Provided my mt-mods]
+			label[0,0.8;Version: 1.0.3]
+			label[0,1.4;Licenses:]
+			label[0.2,1.8;Expat (code), WTFPL (textures)]
+			label[0,2.4;https://github.com/mt-mods/mail]
+			label[0,2.8;https://content.minetest.net/packages/mt-mods/mail]
+			textarea[0.5,4.0;4,5.5;;Note;]] ..
+			[[NOTE: Communication using this system is NOT guaranteed to be private!]] ..
+			[[ Admins are able to view the messages of any player.]
+
+			tablecolumns[color;text;text]
+			table[5,0.75;4.9,5.5;contributors;]] ..
+			[[#999,Contributors,,]] ..
+			[[#FFD700,Cheapie,Initial idea/project,]] ..
+			[[#FFF,Rubenwardy,Lua/UI improvements,]] ..
+			[[#FFF,BuckarooBanzay,Clean-ups\, Refactoring,]] ..
+			[[#FFF,Athozus,Outbox\, Maillists\, UI fixes,]] ..
+			[[#FFF,fluxionary,Minor fixups,]] ..
+			[[#FFF,SX,Various fixes,]] ..
+			[[#FFF,Toby1710,Ux fixes,]] ..
+			[[#FFF,Peter Nerlich,CC\, BCC]
 		]] .. mail.theme
 
 	minetest.show_formspec(name, FORMNAME, formspec)
 end
 
-minetest.register_on_player_receive_fields(function(player, formname)
+minetest.register_on_player_receive_fields(function(player, formname, fields)
 	if formname ~= FORMNAME then
 		return
 	end
 
-	local playername = player:get_player_name()
-	mail.show_mail_menu(playername)
-end)
+	if fields.back then
+		local playername = player:get_player_name()
+		mail.show_mail_menu(playername)
+	end
+end)