Added separator between control buttons and parameter sliders

src/pulsatingscience.ui

@@ -5,7 +5,7 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>702</width>
+    <width>704</width>
     <height>600</height>
    </rect>
   </property>
@@ -70,7 +70,7 @@
    </attribute>
    <widget class="QWidget" name="dockWidgetContents" >
     <layout class="QGridLayout" name="gridLayout_3" >
-     <item row="1" column="1" >
+     <item row="1" column="2" >
       <layout class="QGridLayout" name="gridLayout_2" >
        <item row="2" column="0" >
         <widget class="QLabel" name="label" >
@@ -488,6 +488,13 @@
        </item>
       </layout>
      </item>
+     <item row="1" column="1" >
+      <widget class="Line" name="line" >
+       <property name="orientation" >
+        <enum>Qt::Vertical</enum>
+       </property>
+      </widget>
+     </item>
     </layout>
    </widget>
   </widget>
@@ -496,7 +503,7 @@
     <rect>
      <x>0</x>
      <y>0</y>
-     <width>702</width>
+     <width>704</width>
      <height>31</height>
     </rect>
    </property>