Narrative web: multiple problems. (#517)

* Narrative web: multiple problems.

1 - Added an option for the statistics page.
2 - We have problems with notes : pages are too large
3 - Difficult to see some page on a mobile phone when you have notes.
4 - Resizing of images on a mobile
5 - Maps are too bigs on a mobile
6 - Split the event line to have a narrower page
7 - The note is spanned on two columns (Place + Description)
7 - In media pages, the progress meter doesn't work well.
8 - Add a progress meter for the medialistpage

Issues #10344

* Narrative Web: several modifications + css files

* Stylesheet problems and reverse set_header

* Removing memory cleanup.

data/css/narrative-maps.css

@@ -33,7 +33,9 @@ body#FamilyMap {
     border: solid 4px #000;
     margin: 0px auto;
     width: 800px;
-    height: 800px;
+    height: 400px;
+    max-width: 90%;
+    max-height: 90%;
 }
 
 /*    Place Maps
@@ -43,6 +45,8 @@ div#place_canvas {
     border: solid 4px #000;
     width: 500px;
     height: 400px;
+    max-width: 90%;
+    max-height: 90%;
 }
 button#drop {
     background-color: purple;