Wrote a search function to search for albums with matching substring.
Wrote a function to search for songs inside the db.
Added a page to display the 'No Result' message.
Created albumResults.jsp and songResults.jsp and added header and search
bar into them.
Added an empty ShoppingCart class.
Added JSTL library.
Changed NoResults.html to noResults.jsp.
Added albumResults.jsp and songResults.jsp to display the search results
in a table.
Unknown changes to Album and Song.
Added page redirection according to searches.
Removed adding of musicDb to sessions and attributes but added it to
background property.