Allow comments in chord lines

[jessegavin]

Idea came from this comment.

#9 (comment)

Make it possible to put comments in the chords line (might be on the end of the line, chords should be recognized in comments and transposed if necessary)

Example

  D         A        //1st time play Hm,  A
  sample text

[kiyana76]

hi i want use commeting on chord line but when write these

D         A        //1st time play Hm,  A
  sample text

my chord line is disable?
have i any solution?