moves recording BLOB from table movement to table is_able_to_play, so that recordings can be stored per user, not per movement

rep_cli.py

@@ -180,7 +180,7 @@ class work_under_id:
         saetze = dict()
         nummern = set()
         suw_liste = self.reader.execute(sql_suw).fetchall()
-        # 0 work_id, 1 mov_number, 2 numb, 3 designation, 4 mus_key, 5 recording
+        # 0 work_id, 1 mov_number, 2 numb, 3 designation, 4 mus_key
         for satz in suw_liste:
             saetze[satz[1]] = satz[2], satz[3], satz[4]
             if not satz[2] is None:

repertoire.sql

@@ -27,7 +27,6 @@ CREATE TABLE movement (
     numb VARCHAR(15),
     designation VARCHAR(63),
     mus_key VARCHAR(15),
-    recording BLOB,
     PRIMARY KEY(work_id, mov_number),
     FOREIGN KEY(work_id) REFERENCES work(id)
 );
@@ -50,6 +49,7 @@ CREATE TABLE is_able_to_play(
     mov_id INTEGER NOT NULL,
     pianist_id INTEGER NOT NULL,
     days_to_practice INTEGER DEFAULT 7,
+    recording BLOB,
     PRIMARY KEY(work_id, mov_id, pianist_id),
     FOREIGN KEY(work_id, mov_id) REFERENCES movement(work_id, mov_number),
     FOREIGN KEY(pianist_id) REFERENCES pianist(id)