Added options for number of songs and song-source to challenge-medley.

Output/PartyModes/ChallengeMedley.xml

@@ -8,7 +8,7 @@
     <Folder>ChallengeMedley</Folder>
 	<PartyModeFile>CPartyModeChallengeMedley</PartyModeFile>
     <PartyModeVersionMajor>0</PartyModeVersionMajor>
-    <PartyModeVersionMinor>1</PartyModeVersionMinor>
+    <PartyModeVersionMinor>2</PartyModeVersionMinor>
 	<TargetAudience>TR_PARTYMODE_AUDIENCE</TargetAudience>
   </Info>
   <PartyScreens>
@@ -16,4 +16,4 @@
 	<ScreenFile>CPartyScreenChallengeMedleyConfig</ScreenFile>
 	<ScreenFile>CPartyScreenChallengeMedleyNames</ScreenFile>
   </PartyScreens>
-</root>
+</root>