1.4
"tell me" in chorus, bass and tenor.
Last note in bar 10, "Good", melody, changed from D to C.
Improved piano fingering
Version 2
Alto line added, Tenor line in verse in unison with melody.
2.1
Bass and Alto lines in the chorus deleted, (singing in unison with the melody)
3. Tenor harmony and chords altered in chorus, (bars 3 and 7). 
3.1 Cosmetic changes only.
3.2 Simplified Alto line
4 Built on 3.1;  2nd quaver in bar 13, Bass line, changed from A to F.