Update string

src/settings.ui

@@ -165,7 +165,7 @@
        <item row="2" column="1">
         <widget class="QPushButton" name="btnClearSaved">
          <property name="text">
-          <string>Delete History</string>
+          <string>Clear History</string>
          </property>
         </widget>
        </item>
@@ -176,7 +176,7 @@
          </property>
         </widget>
        </item>
-       <item row="3" column="0" colspan="2">
+       <item row="4" column="0" colspan="2">
         <spacer name="verticalSpacer_2">
          <property name="orientation">
           <enum>Qt::Vertical</enum>
@@ -189,6 +189,13 @@
          </property>
         </spacer>
        </item>
+       <item row="3" column="0" colspan="2">
+        <widget class="Line" name="line_2">
+         <property name="orientation">
+          <enum>Qt::Horizontal</enum>
+         </property>
+        </widget>
+       </item>
       </layout>
      </widget>
     </widget>