Disable sign generation on posts

[Spoonerj1]

Is it possible to have this section result in no signs when it is left blank?

CustomSigns: Main:

• ''
• ''
• ''
• '' North:
• ''
• ''
• ''
• '' South:
• ''
• ''
• ''
• '' East:
• ''
• ''
• ''
• '' West:
• ''
• ''
• ''

• ''

  Currently this will result in 4 blank signs on the region post.