fix rendering of the 104 key keyboard.

disable the option to hide unused features, as we're going in a different direction (we're going to show the features as
unavailable with a tooltip. This both eases rendering and helps advertise firmware features.)

src/renderer/screens/Editor/Keyboard104.js

@@ -106,11 +106,13 @@ const KeySelector = (props) => {
       viewBox={"0 0 " + Math.round(23 * keycapunit).toString() + " " + Math.round(6.5 * keycapunit).toString()}
       xmlns="http://www.w3.org/2000/svg"
       preserveAspectRatio="xMidYMin meet"
-      height="15rem"
       className={props.className}
       style={{
         display: "block",
         fontWeight: 400,
+        maxHeight: "15rem",
+        maxWidth: "100%",
+
         fontSize: Math.round(keycapunit / 4),
       }}
     >

src/renderer/screens/Preferences/ui/LayoutEditorPreferences.js

@@ -104,12 +104,15 @@ function LayoutEditorPreferences(props) {
         <Keyboard104 onKeySelect={() => null} layout={layout} />
       </Paper>
       <Divider sx={{ my: 2, mx: -2 }} />
-      <PreferenceSwitch
-        loaded={loaded}
-        option="ui.hideUnavailableFeatures"
-        checked={hideUnavailableFeatures}
-        onChange={toggleHideUnavailableFeatures}
-      />
+      {0 &
+      (
+        <PreferenceSwitch
+          loaded={loaded}
+          option="ui.hideUnavailableFeatures"
+          checked={hideUnavailableFeatures}
+          onChange={toggleHideUnavailableFeatures}
+        />
+      )}
     </PreferenceSection>
   );
 }