#94: Saving the file type of cover art, but there is still some work to do (#100)

* #94: Saving the file type of cover art, but there is still some work to do

The filename of cover art is hard coded to have the png extension. Need to correct this

* #94: Added a TODO

* #94: Corrected file extension being saved in the db

* Cleanup

* Saving databasescripts

Scripts/MySQL/delete_all.sql

@@ -1,5 +1,7 @@
-delete from Song;
 delete from Album;
 delete from Artist;
+delete from CoverArt;
 delete from Genre;
 delete from CoverArt;
+delete from Song;
+delete from User;