Added DisableUploadDir preference. Updated changelog.

Docs/Changelog_sm5.txt

@@ -4,6 +4,13 @@ The StepMania 5 Changelog covers all post-sm-ssc changes. For a list of changes
 from StepMania 4 alpha 5 to sm-ssc v1.2.5, see Changelog_sm-ssc.txt.
 ________________________________________________________________________________
 
+2016/03/22
+----------
+* [Prefs] Added DisableUploadDir preference to skip saving a score entry to
+  Save/Upload every time a song is played.  Generating the unique filename
+  can take several seconds when there are years of scores accumulated, and it
+  clutters the disk.  This preference defaults to false. [kyzentun]
+
 2016/03/17
 ----------
 * [Actor] Added get and set_tween_uses_effect_delta lua functions to make an

src/PrefsManager.cpp

@@ -258,6 +258,7 @@ PrefsManager::PrefsManager() :
 	m_iMaxHighScoresPerListForMachine	( "MaxHighScoresPerListForMachine",	10 ),
 	m_iMaxHighScoresPerListForPlayer	( "MaxHighScoresPerListForPlayer",	3 ),
 	m_bAllowMultipleHighScoreWithSameName	( "AllowMultipleHighScoreWithSameName",	true ),
+	m_DisableUploadDir("DisableUploadDir", false),
 	m_bCelShadeModels		( "CelShadeModels",			false ),	// Work-In-Progress.. disable by default.
 	m_bPreferredSortUsesGroups	( "PreferredSortUsesGroups",		true ),
 	m_fDebounceCoinInputTime	( "DebounceCoinInputTime",		0 ),

src/PrefsManager.h

@@ -249,6 +249,7 @@ public:
 	Preference<int>	m_iMaxHighScoresPerListForMachine;
 	Preference<int>	m_iMaxHighScoresPerListForPlayer;
 	Preference<bool>	m_bAllowMultipleHighScoreWithSameName;
+	Preference<bool> m_DisableUploadDir;
 	Preference<bool>	m_bCelShadeModels;
 	Preference<bool>	m_bPreferredSortUsesGroups;
 	Preference<float>	m_fDebounceCoinInputTime; // allow users to apply a distinct debounce to coin input

src/StatsManager.cpp

@@ -230,8 +230,12 @@ void StatsManager::CommitStatsToProfiles( const StageStats *pSS )
 		}
 	}
 
-	// Save recent scores
+	// Not sure what the Save/Upload folder was originally for, but the files
+	// in it just accumulate uselessly, wasting several seconds when finishing
+	// a song.  So this pref disables it. -Kyz
+	if(!PREFSMAN->m_DisableUploadDir)
 	{
+		// Save recent scores
 		auto_ptr<XNode> xml( new XNode("Stats") );
 		xml->AppendChild( "MachineGuid",  PROFILEMAN->GetMachineProfile()->m_sGuid );