change default value of display luminance/contrast to 140.

The previous value 60 is way too low and seems to stem from times where it was interpreted as % instead of now 0-255

src/config/settings.h

@@ -465,7 +465,7 @@ class settings {
             mCfg.led.luminance   = 255;
 
             mCfg.plugin.display.pwrSaveAtIvOffline = false;
-            mCfg.plugin.display.contrast = 60;
+            mCfg.plugin.display.contrast = 140;
             mCfg.plugin.display.screenSaver = 1;  // default: 1 .. pixelshift for OLED for downward compatibility
             mCfg.plugin.display.graph_ratio = 0;
             mCfg.plugin.display.graph_size  = 2;
@@ -476,7 +476,7 @@ class settings {
             mCfg.plugin.display.disp_reset = DEF_PIN_OFF;
             mCfg.plugin.display.disp_busy  = DEF_PIN_OFF;
             mCfg.plugin.display.disp_dc    = DEF_PIN_OFF;
-            mCfg.plugin.display.pirPin     = DEF_MOTION_SENSOR_PIN;
+            mCfg.plugin.display.pirPin     = DEF_PIN_OFF;
         }
 
         void loadAddedDefaults() {

src/web/web.h

@@ -600,7 +600,7 @@ class Web {
             mConfig->plugin.display.rot         = request->arg("disp_rot").toInt();
             mConfig->plugin.display.type        = request->arg("disp_typ").toInt();
             mConfig->plugin.display.contrast    = (mConfig->plugin.display.type == 0) ||   // contrast available only according optionsMap in setup.html, otherwise default value
-                                                  (mConfig->plugin.display.type == 10) ? 60 : request->arg("disp_cont").toInt();
+                                                  (mConfig->plugin.display.type == 10) ? 140 : request->arg("disp_cont").toInt();
             mConfig->plugin.display.screenSaver = ((mConfig->plugin.display.type == 1) ||  // screensaver available only according optionsMap in setup.html, otherwise default value
                                                    (mConfig->plugin.display.type == 2) ||
                                                    (mConfig->plugin.display.type == 4) ||