Preparing for a new #TAG, "WARNINGS".

There needs to be a place for warnings on
a stepfile without using #TITLE, #SUBTITLE,
or #ARTIST. This tag will hopefully be that new place.

No version or cache incrementing yet: it's still
not complete. Still, what's here shouldn't harm anything.

src/NotesLoaderSSC.cpp

@@ -145,6 +145,16 @@ void SSCLoader::ProcessScrolls( TimingData &out, const RString sParam )
 	}
 }
 
+void SSCLoader::ProcessWarnings( Steps *out, const RString param)
+{
+	vector<RString> splitWarnings;
+	split(param, ",", splitWarnings);
+	
+	FOREACH(RString, splitWarnings, s)
+	{
+		out->SetWarning(*s);
+	}
+}
 
 bool SSCLoader::LoadFromSimfile( const RString &sPath, Song &out, bool bFromCache )
 {
@@ -446,6 +456,10 @@ bool SSCLoader::LoadFromSimfile( const RString &sPath, Song &out, bool bFromCach
 			}
 			case GETTING_STEP_INFO:
 			{
+				if (sValueName=="WARNINGS")
+				{
+					ProcessWarnings(pNewNotes, sParams[1]);
+				}
 				if( sValueName=="STEPSTYPE" )
 				{
 					pNewNotes->m_StepsType = GAMEMAN->StringToStepsType( sParams[1] );