[drupal-docs] deleting comments

[Charlie Lowe]

Kieran Lal wrote:
  >>Comments make the handbook pages ugly.  If they contain useful info,
>>they should be reintergrated into the handbook page itself, not left
>>there forever.

+1

The *good* thing about the questions people ask in the book pages is 
that they are good feedback on the handbook pages themselves, obvious 
places for rewriting/expanding handbook pages.