Git: Also show tags in the branches dialog

Change-Id: I74e010af7bff046647ac75e731a87867ff34b0f1
Reviewed-by: Tobias Hunger <tobias.hunger@digia.com>
Reviewed-by: Orgad Shaneh <orgads@gmail.com>

src/plugins/git/branchmodel.h

@@ -82,6 +82,7 @@ public:
 
 private:
     void parseOutputLine(const QString &line);
+    void setCurrentBranch();
     BranchNode *indexToNode(const QModelIndex &index) const;
     QModelIndex nodeToIndex(BranchNode *node) const;