New lua function CHARMAN:GetCharacterCount.

How the Characters mod won't display by default if
there are no characters to play with at all.

Docs/Changelog_sm5.txt

@@ -14,6 +14,9 @@ StepMania 5.0 ????????? | 20110???
   Saving should still work, but this was never tested yet. [Wolfman2000]
 * [ScreenOptions] Mini is now ITG Mini, and Tiny is now Pump Pro Mini.
   This will prevent many prior courses from breaking. [sharksoda, Wolfman2000]
+* [CharacterManager] Add a lua function to check how many characters you have.
+  For an example of how this is used, check the default theme's scripts
+  folder, specifically 03 ThemePrefs.lua. [Wolfman2000]
 
 2011/07/04
 ----------

Docs/Luadoc/Lua.xml

@@ -580,6 +580,7 @@
 			<Function name='GetAllCharacters'/>
 			<Function name='GetCharacter'/>
 			<Function name='GetRandomCharacter'/>
+			<Function name='GetCharacterCount'/>
 		</Class>
 		<Class base='ActorFrame' name='ComboGraph'>
 			<Function name='Load'/>

Docs/Luadoc/LuaDocumentation.xml

@@ -1540,6 +1540,9 @@
 	<Function name='GetRandomCharacter' return='Character' arguments=''>
 		Returns a random character.
 	</Function>
+	<Function name='GetCharacterCount' return='int' arguments=''>
+		Returns the number of characters available.
+	</Function>
 </Class>
 <Class name='ComboGraph'>
 	<Function name='Load' return='void' arguments='string sMetricsGroup'>