transitioning m_bEditing -> m_EditMode, IsEditing()

stepmania/src/GameState.cpp

@@ -185,6 +185,7 @@ void GameState::Reset()
 	m_PreferredSortOrder = GetDefaultSort();
 	m_PlayMode = PLAY_MODE_INVALID;
 	m_bEditing = false;
+	m_EditMode = EDIT_MODE_INVALID;
 	m_bDemonstrationOrJukebox = false;
 	m_bJukeboxUsesModifiers = false;
 	m_iCurrentStageIndex = 0;