Fix warnings about unused variables

Author: dg0yt

src/mainWindow.cpp

@@ -979,7 +979,7 @@ RunnerDatabaseTab::~RunnerDatabaseTab()
 
 void RunnerDatabaseTab::addClicked()
 {
-	QModelIndex index = runnerList->selectionModel()->currentIndex();
+	//QModelIndex index = runnerList->selectionModel()->currentIndex();
 	QAbstractItemModel* model = &runnerDB;
 
 	int row;

src/scoringDialog.cpp

@@ -73,8 +73,6 @@ class QHBoxLayout;
 class QVBoxLayout;
 QT_END_NAMESPACE
 
-const int INDENT_SPACING = 12;
-
 const QString SCORING_FILE_SUFFIX = "xml";
 
 // ### ScoringDialog ###

src/seriesScoring.cpp

@@ -688,6 +688,7 @@ void SeriesScoring::changeResultNumber(int src, int dest)
 	resultMap.erase(it);
 	bool success = resultMap.insert(std::make_pair(dest, race_result)).second;
 	assert(success);
+	Q_UNUSED(success)
 
 	result_dirty = true;
 }