message: Indicate that cache dimensions are in powers of 2
diff: <item row="6" column="0">
  <widget class="QLabel" name="label_3">
  <property name="text">
  - <string>Blocks:</string>
  + <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;2&lt;span style=&quot; vertical-align:super;&quot;&gt;N&lt;/span&gt; Blocks:&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
  </property>
  </widget>
  </item>
  <item row="4" column="0">
  <widget class="QLabel" name="label_4">
  <property name="text">
  - <string>Lines:</string>
  + <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;2&lt;span style=&quot; vertical-align:super;&quot;&gt;N&lt;/span&gt; Lines:&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
  </property>
  </widget>
  </item>
  <item row="5" column="0">
  <widget class="QLabel" name="label_2">
  <property name="text">
  - <string>Ways:</string>
  + <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;2&lt;span style=&quot; vertical-align:super;&quot;&gt;N&lt;/span&gt; Ways:&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
  </property>
  </widget>
  </item>
  