improve keyboard toggle by adding keyboard notification. minor UI string change

Limelight/ViewControllers/SettingsViewController.m

@@ -264,7 +264,7 @@ BOOL isCustomResolution(CGSize res) {
     [self updateBitrateText];
     [self updateResolutionDisplayViewText];
     [self.keyboardToggleFingerNumSlider setValue:(CGFloat)currentSettings.keyboardToggleFingers.intValue animated:YES]; // Load old setting. old setting was converted to uint32_t before saving.
-    [self.keyboardToggleFingerNumLabel setText:[NSString stringWithFormat:@"Fingers to Tap on Local Keyboard: %@", @((uint16_t)self.keyboardToggleFingerNumSlider.value)]]; // Initiate label display
+    [self.keyboardToggleFingerNumLabel setText:[NSString stringWithFormat:@"Fingers to Tap-Toggle Local Keyboard: %@", @((uint16_t)self.keyboardToggleFingerNumSlider.value)]]; // Initiate label display
     [self.keyboardToggleFingerNumSlider addTarget:self action:@selector(keyboardToggleFingerNumSliderMoved) forControlEvents:(UIControlEventValueChanged)]; // Update label display when slider is being moved.
 }
 
@@ -460,7 +460,7 @@ BOOL isCustomResolution(CGSize res) {
 }
 
 - (void) keyboardToggleFingerNumSliderMoved{
-    [self.keyboardToggleFingerNumLabel setText:[NSString stringWithFormat:@"Fingers to Tap on Local Keyboard: %@", @((uint8_t)self.keyboardToggleFingerNumSlider.value)]];
+    [self.keyboardToggleFingerNumLabel setText:[NSString stringWithFormat:@"Fingers to Tap-Toggle Local Keyboard: %@", @((uint8_t)self.keyboardToggleFingerNumSlider.value)]];
 }
 
 

Limelight/ViewControllers/StreamFrameViewController.m

@@ -179,6 +179,7 @@
 #if 0
     // FIXME: This doesn't work reliably on iPad for some reason. Showing and hiding the keyboard
     // several times in a row will not correctly restore the state of the UIScrollView.
+    // I add this notification to the StreamView, works well on ipad mini6.
     [[NSNotificationCenter defaultCenter] addObserver: self
                                              selector: @selector(keyboardWillShow:)
                                                  name: UIKeyboardWillShowNotification