message: Clarify that buttons on CaptureDialog are to load and save settings
diff: <property name="decimals">
  <number>0</number>
  </property>
  - <property name="maximum">
  - <double>4294967296.0</double>
  - </property>
  <property name="minimum">
  - <double>0.0</double>
  + <double>0.000000000000000</double>
  + </property>
  + <property name="maximum">
  + <double>4294967296.000000000000000</double>
  </property>
  </widget>
  </item>
  <string>Save these capture settings to file to load later</string>
  </property>
  <property name="text">
  - <string>Save</string>
  + <string>Save Settings</string>
  </property>
  </widget>
  </item>
  <string>Load a saved set of capture settings</string>
  </property>
  <property name="text">
  - <string>Load</string>
  + <string>Load Settings</string>
  </property>
  </widget>
  </item>
  