White-space not reduce when Chord change after / 

Key C(fine) 
```
e, Mother Mary
C/E   Dm   C
```
Key Ab(bug) 
```
e, Mother Mary
Ab/C   Bbm  Ab
```

After key change Bbm should begin from under the letter h.

This happens only when the chord before / change it's number of characters.

Key B(fine) 
```
e, Mother Mary
B/D#  C#m  B
```

