UPdated party count as well. fixed minor bug in volunteers
meaning that a volunteer would seem to be added to 2 posts.

Due to the post id not beeing unique
and put in a 0 if nothing is set
Merge pull request #11 from bellcom/hotfix/GPQ-164-68514_wrong_count_in_blocks

Hotfix/gpq 164 68514 wrong count in blocks