Solution:
gitblit-1.8.0 \ WEB-INF \ data \ defaults.properties the contents inside to be modified to enable work order functions.
# Valid services include:
# com.gitblit.tickets.FileTicketService
# com.gitblit.tickets.BranchTicketService
# com.gitblit.tickets.RedisTicketService
#
# SINCE 1.4.0
# RESTART REQUIRED
tickets.service = com.gitblit.tickets.BranchTicketService
Official website has a more detailed explanation:
http://www.gitblit.com/tickets_setup.html
===========================================================
The work order functionality ye use it