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.cpp

@@ -0,0 +1,38 @@
+#include "viewalladdresses.h"
+#include "settings.h"
+
+ViewAllAddressesModel::ViewAllAddressesModel(QTableView *parent, QList<QString> taddrs, RPC* rpc)
+     : QAbstractTableModel(parent) {
+    headers << tr("Address") << tr("Balance (%1)").arg(Settings::getTokenName());
+    addresses = taddrs;
+    this->rpc = rpc;
+}
+
+
+int ViewAllAddressesModel::rowCount(const QModelIndex&) const {
+    return addresses.size();
+}
+
+int ViewAllAddressesModel::columnCount(const QModelIndex&) const {
+    return headers.size();
+}
+
+QVariant ViewAllAddressesModel::data(const QModelIndex &index, int role) const {
+    QString address = addresses.at(index.row());
+    if (role == Qt::DisplayRole) {
+        switch(index.column()) {
+            case 0: return address;
+            case 1: return rpc->getAllBalances()->value(address, 0.0);
+        }
+    }
+    return QVariant();
+}  
+
+
+QVariant ViewAllAddressesModel::headerData(int section, Qt::Orientation orientation, int role) const {
+    if (role == Qt::DisplayRole && orientation == Qt::Horizontal) {
+        return headers.at(section);
+    }
+
+    return QVariant();
+}