FreeDV Reporter: Fix display issues on non-English systems. (#1217)

* FreeDV Reporter: Fix display issues on non-English systems.

* Increment release to 2.3.0.

* Add additional debugging for CAT control issue.

* Revert "Add additional debugging for CAT control issue."

This reverts commit c8749f6.

* Add PR #1217 to changelog.

Author: tmiw

USER_MANUAL.md

@@ -879,6 +879,7 @@ LDPC | Low Density Parity Check Codes - a family of powerful FEC codes
 
 1. Bugfixes:
     * Linux: fix semaphore wakeup timing to reduce audio dropouts. (PR #1220)
+    * FreeDV Reporter: Fix display issues on non-English systems. (PR #1217)
 2. Enhancements:
     * FreeDV Reporter: Use ItemsAdded/ItemsDeleted instead of Cleared() for performance. (PR #1212)
 3. Build system:

src/gui/dialogs/freedv_reporter.cpp

@@ -182,7 +182,6 @@ FreeDVReporterDialog::FreeDVReporterDialog(wxWindow* parent, wxWindowID id, cons
     : wxFrame(parent, id, title, pos, size, style)
     , tipWindow_(nullptr)
     , UNKNOWN_STR("")
-    , SNR_FORMAT_STR("%.01f")
     , ALL_LETTERS_RGX("^[A-Z]{2}$")
     , MS_REMOVAL_RGX("\\.[^+-]+")
     , TIMEZONE_RGX("([+-])([0-9]+):([0-9]+)$")
@@ -2750,7 +2749,7 @@ void FreeDVReporterDialog::FreeDVReporterDataModel::refreshAllRows()
             }
             else
             {
-                newHeading = wxString::Format("%.0f", kvp.second->headingVal);
+                newHeading = wxNumberFormatter::ToString(kvp.second->headingVal, 0);
             }
 
             updated |= kvp.second->heading != newHeading;
@@ -2936,7 +2935,7 @@ void FreeDVReporterDialog::FreeDVReporterDataModel::onUserConnectFn_(std::string
                 }
                 else
                 {
-                    temp->heading = wxString::Format("%.0f", temp->headingVal);
+                    temp->heading = wxNumberFormatter::ToString(temp->headingVal, 0);
                 }
             }
         }
@@ -3236,7 +3235,7 @@ void FreeDVReporterDialog::FreeDVReporterDataModel::onReceiveUpdateFn_(std::stri
             iter->second->lastRxCallsign = receivedCallsignWx;
             iter->second->lastRxMode = rxModeWx;
 
-            wxString snrString = wxString::Format(parent_->SNR_FORMAT_STR, snr);
+            wxString snrString = wxNumberFormatter::ToString(snr, 1);
             if (receivedCallsign == "" && rxMode == "")
             {
                 // Frequency change--blank out SNR too.

src/gui/dialogs/freedv_reporter.h

@@ -200,7 +200,6 @@ class FreeDVReporterDialog : public wxFrame
 
      private:
         const wxString UNKNOWN_STR;
-        const wxString SNR_FORMAT_STR;
         const wxString ALL_LETTERS_RGX;
         const wxString MS_REMOVAL_RGX;
         const wxString TIMEZONE_RGX;