Soft-Keyboard's scrollTo with regard to scrollableHeader

The correct marginTop value is calculated in the event that a
soft-keyboard is showing and a scrollableHeader is present. The
scrollableHeaders height is added to marginTop.

-Edit: line 169 of scrollable.js changed double quotes to single quotes
to pass Travis linting test.

dist/js/mobile-angular-ui.js

@@ -3233,7 +3233,13 @@
                 // since an input got focus we assume soft keyboard is showing.
                 //
                 if (h1 > h2) {
-                  scrollable.scrollTo(elem, 10);
+                  var marginTop = 10;
+                  //if scrollableHeader is present increase the marginTop to compensate for scrollableHeader's height.
+                  var scrollableHeader = scrollable.scrollableContent.parentElement.querySelector('.scrollable-header');
+                  if (scrollableHeader) {
+                    marginTop = (scrollableHeader.getBoundingClientRect().bottom - scrollableHeader.getBoundingClientRect().top) + marginTop;
+                  }
+                  scrollable.scrollTo(elem, marginTop);
                 }
               }, 500);
             }