Part: Fix Chamfer parameter and Fillet parameter title. Also rename variable to more informative in .ui.

This will resolve issues https://github.com/FreeCAD/FreeCAD-translations/issues/74

src/Mod/Part/Gui/DlgFilletEdges.cpp

@@ -263,6 +263,7 @@ DlgFilletEdges::DlgFilletEdges(FilletType type, Part::FilletBase* fillet, QWidge
 
     d->filletType = type;
     if (d->filletType == DlgFilletEdges::CHAMFER) {
+        ui->parameterName->setTitle(tr("Chamfer Parameter"));
         ui->labelRadius->setText(tr("Length:"));
         ui->filletType->setItemText(0, tr("Constant Length"));
         ui->filletType->setItemText(1, tr("Variable Length"));
@@ -272,6 +273,7 @@ DlgFilletEdges::DlgFilletEdges(FilletType type, Part::FilletBase* fillet, QWidge
         model->setHeaderData(2, Qt::Horizontal, tr("End length"), Qt::DisplayRole);
     }
     else {
+        ui->parameterName->setTitle(tr("Fillet Parameter"));
         model->setHeaderData(0, Qt::Horizontal, tr("Edges to fillet"), Qt::DisplayRole);
         model->setHeaderData(1, Qt::Horizontal, tr("Start radius"), Qt::DisplayRole);
         model->setHeaderData(2, Qt::Horizontal, tr("End radius"), Qt::DisplayRole);

src/Mod/Part/Gui/DlgFilletEdges.ui

@@ -46,7 +46,7 @@
     </widget>
    </item>
    <item row="1" column="0">
-    <widget class="QGroupBox" name="groupBox_2">
+    <widget class="QGroupBox" name="parameterName">
      <property name="title">
       <string>Fillet Parameter</string>
      </property>