Fix T-addresses not showing up in dropdown (#169)

* Add upto 20 addresses to the taddr dropdown

* View All Addresses dialog box

* Add balances to view all addresses

* Add export all keys

* Add translations + copy address

src/viewalladdresses.h

@@ -0,0 +1,24 @@
+#ifndef VIEWALLADDRESSES_H
+#define VIEWALLADDRESSES_H
+
+#include "precompiled.h"
+#include "rpc.h"
+
+class ViewAllAddressesModel : public QAbstractTableModel {
+
+public:
+    ViewAllAddressesModel(QTableView* parent, QList<QString> taddrs, RPC* rpc);
+    ~ViewAllAddressesModel() = default;
+
+    int      rowCount(const QModelIndex &parent) const;
+    int      columnCount(const QModelIndex &parent) const;
+    QVariant data(const QModelIndex &index, int role) const;
+    QVariant headerData(int section, Qt::Orientation orientation, int role) const;
+
+private:
+    QList<QString> addresses;
+    QStringList headers;    
+    RPC* rpc;
+};
+
+#endif