fix non-determinstic font bug, audio loading issue, and linear scaling

src/audio.moon

@@ -19,6 +19,7 @@ load_source = =>
 	success, source = pcall(love.audio.newSource, @, "stream")
 	if success then return source
 	mime = puremagic.via_path(@)
+	if filetype[mime] == nil then return nil
 	original = lfs.newFileData(@)
 	actual = lfs.newFileData(original\getString(), filetype[mime])
 	return love.audio.newSource(actual, "stream")
@@ -45,7 +46,9 @@ exists = => @\sub(-1) != "~"
 on "sound", =>
 	clear sound
 	if exists(@path) and @n != 0
-		file = with load_source(@path)
+		file = load_source(@path)
+		if file == nil then return
+		file = with file
 			\setLooping(@n == -1)
 			\setVolume(sound_volume)
 			\play!
@@ -54,7 +57,9 @@ on "sound", =>
 on "music", =>
 	clear music
 	if exists @path
-		file = with load_source(@path)
+		file = load_source(@path)
+		if file == nil then return
+		file = with file
 			\setLooping(true)
 			\setVolume(music_volume)
 			\play!

src/main.moon

@@ -1,6 +1,7 @@
 export *
 import dispatch, dispatch_often, on, remove, register from require 'event'
 import create_listbox from require 'listbox'
+love.graphics.setDefaultFilter("linear", "linear")
 script = require "script"
 pprint = require "lib/pprint"
 Timer = require 'lib/timer'

src/text/text.moon

@@ -5,7 +5,7 @@ backlog = {}
 lines = 3
 if love._console_name == "3DS" then lines = 7
 pad = 10
-text_font = nil
+text_font = font
 override_font = nil
 update_font = ->
 	if interpreter and not override_font