fix colors can't be overridden by themes, because they're locals

stepmania/Themes/default/Scripts/Colors.lua

@@ -11,7 +11,7 @@ function PlayerScoreColor( pn )
 end
 
 -- let driving themes override just this table
-local GameCustomDifficultyColors = {
+GameCustomDifficultyColors = {
 	Beginner	= color("#ff32f8"),
 	Easy		= color("#2cff00"),
 	Medium		= color("#fee600"),
@@ -19,13 +19,13 @@ local GameCustomDifficultyColors = {
 	Challenge	= color("#1cd8ff"),
 };
 
-local CommonCustomDifficultyColors = {
+CommonCustomDifficultyColors = {
 	Edit		= color("0.8,0.8,0.8,1"),	-- gray
 	Couple		= color("#ff9a00"),	-- orange
 	Routine		= color("#ff9a00"),	-- orange
 };
 
-local CourseDifficultyColors = {
+CourseDifficultyColors = {
 	Difficulty_Beginner	= color("0.0,0.9,1.0,1"),	-- light blue
 	Difficulty_Easy		= color("0.9,0.9,0.0,1"),	-- yellow
 	Difficulty_Medium	= color("1.0,0.1,0.1,1"),	-- light red
@@ -56,7 +56,7 @@ function StepsOrTrailToColor(StepsOrTrail)
 end
 
 
-local StageColors = {
+StageColors = {
 	Stage_1st	= color("#00ffc7"),
 	Stage_2nd	= color("#58ff00"),
 	Stage_3rd	= color("#f400ff"),
@@ -86,7 +86,7 @@ function StageToStrokeColor( stage )
 end
 
 
-local JudgmentLineColors = {
+JudgmentLineColors = {
 	JudgmentLine_W1		= color("#00ffc7"),
 	JudgmentLine_W2		= color("#f6ff00"),
 	JudgmentLine_W3		= color("#00ff78"),