1. Add missing two last notes in final bar of B tune.
2. Move 'no chord' marker to start of 2nd repeat in A tune.
3. Mark middle B in last line of Horse's Brawl as Bb.
4. Last note of 4th bar of King of the Fairies should be quaver.
5. 4th bar of B tune should be same as 4th bar of A tune in Plane Tree.
6. Railway has change to Fiery Clock Face.
1. Only show tune markers when a tune change is in the middle of a line.
2. Only show repeat starts |: if the repeat start is in the middle of a line.
3. Final bar end mark must be a thick line.
The official rules for a repeat are that if there is no left repeat
marker |: then the repeat starts at the previous double bar.