Show current platform and destination platform information

Add the destination platform from the compilation process and the
platform we are running on to the About dialog and the Bug Report
template text.

See issue #1660.

src/AboutDialog.cpp

@@ -19,6 +19,7 @@ AboutDialog::AboutDialog(QWidget *parent) :
         sqlite_version = tr("SQLCipher Version ") + sqlcipher_version + tr(" (based on SQLite %1)").arg(sqlite_version);
 
     ui->label_version->setText(tr("Version ") + Application::versionString() + "\n\n" +
+                               tr("Built for ") + QSysInfo::buildAbi() + ", running on " + QSysInfo::currentCpuArchitecture() + "\n\n" +
                                tr("Qt Version ") + QT_VERSION_STR + "\n\n" +
                                sqlite_version
                                );

src/MainWindow.cpp

@@ -2354,6 +2354,7 @@ void MainWindow::on_actionBug_report_triggered()
     const QString kernelType = QSysInfo::kernelType();
     const QString kernelVersion = QSysInfo::kernelVersion();
     const QString arch = QSysInfo::currentCpuArchitecture();
+    const QString built_for = QSysInfo::buildAbi();
 
     QString sqlite_version, sqlcipher_version;
     DBBrowserDB::getSqliteVersion(sqlite_version, sqlcipher_version);
@@ -2370,10 +2371,10 @@ void MainWindow::on_actionBug_report_triggered()
               "#### What did you see instead?\n\n\n"
               "Useful extra information\n"
               "-------------------------\n"
-              "> DB4S v%1 on %2 (%3/%4) [%5]\n"
-              "> using %6\n"
-              "> and Qt %7")
-            .arg(version, os, kernelType, kernelVersion, arch, sqlite_version, QT_VERSION_STR);
+              "> DB4S v%1 [built for %2] on %3 (%4/%5) [%6]\n"
+              "> using %7\n"
+              "> and Qt %8")
+            .arg(version, built_for, os, kernelType, kernelVersion, arch, sqlite_version, QT_VERSION_STR);
 
     QUrlQuery query;
     query.addQueryItem("labels", "bug");