--User changes

-Add a new dialog for editing QSS stylesheets. Allow for saving, reloading and setting styles as default.
  --Include a dark style with the installation called dark.qss.
  --Also add support for themes such as Fusion.
  --Resize some controls to better fit with the new style.
 -Add an option to specify the number of random embers generated on startup. 1 is the minimum and the default.

--Bug fixes
 -Properly enable/disable thread priority label in final render dialog in response to enable/disable of the OpenCL checkbox.
 -Remove all inline stylesheets.
 -Show xaos spinners with 6 decimal places.

--Code changes
 -Remove redundant comparisons to nullptr, use ! instead;
 -Give some controls valid names instead of the auto generated ones.
 -DoubleSpinBoxTableItemDelegate.h: Add virtual keyword to overridden functions.

Source/Fractorium/OptionsDialog.ui

@@ -32,7 +32,7 @@
    <string>Options</string>
   </property>
   <property name="sizeGripEnabled">
-   <bool>true</bool>
+   <bool>false</bool>
   </property>
   <layout class="QVBoxLayout" name="verticalLayout">
    <property name="leftMargin">
@@ -112,7 +112,7 @@
        <item row="0" column="1">
         <widget class="QCheckBox" name="OpenCLCheckBox">
          <property name="toolTip">
-          <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;Use OpenCL to render if your video card supports it.&lt;/p&gt;&lt;p&gt;This is highly recommended as it will give fluid, real-time interactive editing.&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+          <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;Use OpenCL to render if your video card supports it.&lt;/p&gt;&lt;p&gt;This is highly recommended as it will provide fluid, real-time interactive editing.&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
          </property>
          <property name="text">
           <string>Use OpenCL</string>
@@ -257,7 +257,7 @@
          </column>
         </widget>
        </item>
-       <item row="7" column="0">
+       <item row="8" column="0">
         <widget class="QSpinBox" name="ThreadCountSpin">
          <property name="toolTip">
           <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;The number of threads to use with CPU rendering.&lt;/p&gt;&lt;p&gt;Decrease for more responsive editing, increase for better performance.&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
@@ -273,7 +273,7 @@
          </property>
         </widget>
        </item>
-       <item row="8" column="0">
+       <item row="9" column="0">
         <widget class="QSpinBox" name="CpuSubBatchSpin">
          <property name="toolTip">
           <string>The number of 10,000 iteration chunks ran per thread on the CPU
@@ -290,7 +290,7 @@ in interactive mode for each mouse movement</string>
          </property>
         </widget>
        </item>
-       <item row="9" column="0">
+       <item row="10" column="0">
         <widget class="QSpinBox" name="OpenCLSubBatchSpin">
          <property name="toolTip">
           <string>The number of ~8M iteration chunks ran using OpenCL
@@ -307,7 +307,7 @@ in interactive mode for each mouse movement</string>
          </property>
         </widget>
        </item>
-       <item row="10" column="0">
+       <item row="11" column="0">
         <widget class="QGroupBox" name="InteraciveCpuFilteringGroupBox">
          <property name="title">
           <string>CPU Filtering</string>
@@ -354,7 +354,7 @@ in interactive mode for each mouse movement</string>
          </layout>
         </widget>
        </item>
-       <item row="11" column="0">
+       <item row="12" column="0">
         <widget class="QGroupBox" name="InteraciveGpuFilteringGroupBox">
          <property name="title">
           <string>OpenCL Filtering</string>
@@ -398,6 +398,22 @@ in interactive mode for each mouse movement</string>
          </layout>
         </widget>
        </item>
+       <item row="7" column="0">
+        <widget class="QSpinBox" name="RandomCountSpin">
+         <property name="toolTip">
+          <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;The number of random flames to generate on startup.&lt;/p&gt;&lt;p&gt;These are usually of low quality, so leave the count as 1 unless you are searching for good randoms.&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+         </property>
+         <property name="prefix">
+          <string>Randoms </string>
+         </property>
+         <property name="minimum">
+          <number>1</number>
+         </property>
+         <property name="maximum">
+          <number>99999</number>
+         </property>
+        </widget>
+       </item>
       </layout>
      </widget>
      <widget class="QWidget" name="OptionsXmlSavingTab">
@@ -431,13 +447,13 @@ in interactive mode for each mouse movement</string>
          <property name="minimumSize">
           <size>
            <width>0</width>
-           <height>68</height>
+           <height>67</height>
           </size>
          </property>
          <property name="maximumSize">
           <size>
            <width>16777215</width>
-           <height>68</height>
+           <height>67</height>
           </size>
          </property>
          <property name="focusPolicy">
@@ -624,13 +640,13 @@ in interactive mode for each mouse movement</string>
          <property name="minimumSize">
           <size>
            <width>120</width>
-           <height>68</height>
+           <height>67</height>
           </size>
          </property>
          <property name="maximumSize">
           <size>
            <width>16777215</width>
-           <height>68</height>
+           <height>67</height>
           </size>
          </property>
          <property name="focusPolicy">
@@ -820,6 +836,7 @@ in interactive mode for each mouse movement</string>
   <tabstop>TransparencyCheckBox</tabstop>
   <tabstop>ShowAllXformsCheckBox</tabstop>
   <tabstop>ContinuousUpdateCheckBox</tabstop>
+  <tabstop>RandomCountSpin</tabstop>
   <tabstop>ThreadCountSpin</tabstop>
   <tabstop>CpuSubBatchSpin</tabstop>
   <tabstop>OpenCLSubBatchSpin</tabstop>