Various clang warning fixes

Mostly nullptr, one missing include that wasn't really missed, and a
stray ;

1 files changed, 1 insertions, 1 deletions

diff --git a/mappingtreemodel.h b/mappingtreemodel.h
index 59338a6..643bc7d 100644
--- a/mappingtreemodel.h
+++ b/mappingtreemodel.h
@@ -25,7 +25,7 @@ class MappingTreeModel : public SmTreeModel {
         enum Roles { NameRole = Qt::UserRole + 1, MappingIdRole = Qt::UserRole + 2, DescAddedRole = Qt::UserRole + 3, DescIdRole = Qt::UserRole + 4, MappingParentIdRole = Qt::UserRole + 5 };
         enum Fields { Name = 0, MappingId = 1, DescAdded = 2, DescId = 3, MappingParentId = 4 };
         enum { NumFields = 5 };
-        MappingTreeModel(QStringList &headers, QObject *parent = 0);
+        MappingTreeModel(QStringList &headers, QObject *parent = nullptr);
 
         //model type convenience functions
         QStringList mappingTypeNames() const;