Fix default not being used for View mode and Progress bar

Default setting set by holding on the bottom config buttons
for "View mode" (scroll/page) and "Progress bar" (full/mini)
were not used.

Also, when switching Progress bar from 'full' to 'mini',
show the mini bar again.

frontend/apps/reader/modules/readerfooter.lua

@@ -692,14 +692,25 @@ function ReaderFooter:onHoldFooter()
     return true
 end
 
-function ReaderFooter:onSetStatusLine(status_line)
+function ReaderFooter:onSetStatusLine(status_line, on_read_settings)
+    -- Ignore this event when it is first sent by ReaderCoptListener
+    -- on book loading, so we stay with the saved footer settings
+    if on_read_settings then
+        return
+    end
     -- 1 is min progress bar while 0 is full cre header progress bar
     if status_line == 1 then
+        -- If footer was off (if previously with full status bar), make the
+        -- footer visible, as if we taped on it (and so we don't duplicate
+        -- this code - not if flipping_visible as in this case, a ges.pos
+        -- argument to onTapFooter(ges) is required)
+        if self.mode == MODE.off and not self.view.flipping_visible then
+            self:onTapFooter()
+        end
         self.view.footer_visible = (self.mode ~= MODE.off)
     else
         self:applyFooterMode(MODE.off)
     end
-    self.ui.document:setStatusLineProp(status_line)
     self.ui:handleEvent(Event:new("UpdatePos"))
 end