fixed BUG-44 - empty message but still triggers if to say there is a message (shows as BUT)

main.py

@@ -643,7 +643,7 @@ def new_book():
                         newbsl=Book_Series_Link( book_id=book.id, series_id=s.series_id, book_num=max_bn+1 )
                         db.session.add(newbsl)
                 db.session.commit()
-            if message == None:
+            if message == "":
                 st.SetMessage( "Created new Book ({})".format(book.title) )
             else:
                 st.SetAlert("warning")
@@ -840,7 +840,7 @@ def book(id):
                     s.calcd_rating = CalcAvgRating(s.id)
                     cnt=cnt+1
             db.session.commit()
-            if message == None:
+            if message == "":
                 st.SetMessage( f"Successfully Updated Book (id={id})" )
             else:
                 st.SetAlert("warning")