changed publisher link over to a 1-to-many, removed book_publisher_link table, etc. fully works in show books, edit book for publisher now & notes/blurb save too

README

@@ -26,7 +26,6 @@ python3 main.py
 
 ### TODO: 
 	- need to save a book
-		- still missing publisher, notes, blurb.  
 		- not sure about series/loan/subbook, etc.
 	- need to create all classes (green + button)
 	- need to delete all classes (and watch for referential integrity)
@@ -43,16 +42,3 @@ python3 main.py
 ### MAYBE:
 	when moving a book in a series (which is part of 2 series), do we pop-up
 	offer to move parent/child series orders as well to match (think Thomas Covenant)
-	
-
-### WARNING WARNING, edit book has broken publisher setting on GET of /book/<id>, DONT SAVE, until FIX as per below ###
-	need to get publisher to be a single 1-to-many Foreign key, not linkage many-to-many table
-	think I recall add new field to book (new_pub_id) as Foreign key
-	use ORM to copy into new_pub_id, from publisher[0].id
-	rename publisher to old_pub_field
-	rename new_pub_id to publisher
-	TEST
-	delete book_publisher_link table
-	delete column old_pub_field 
-	profit
-