[BTS] Split unblock into 3 based on moreinfo / confirmed tags

[niels@thykier.net (Niels Thykier)]

user release.debian.org@packages.debian.org
usercategory release.debian.org.tasks [hidden]
 * release.debian.org tasks [tag=]
   + Stable Proposed Updates (needs info) [2:pu+tag=wheezy+tag=moreinfo+pending=pending]
   + Stable Proposed Updates (awaiting upload) [1:pu+tag=wheezy+tag=confirmed+pending=pending]
   + Stable Proposed Updates [3:pu+tag=wheezy+pending=pending-fixed]
   + Stable Proposed Updates [0:pu+tag=wheezy]
   + Oldstable Proposed Updates (needs info) [6:pu+tag=squeeze+tag=moreinfo+pending=pending]
   + Oldstable Proposed Updates (awaiting upload) [5:pu+tag=squeeze+tag=confirmed+pending=pending]
   + Oldstable Proposed Updates [7:pu+tag=squeeze+pending=pending-fixed]
   + Oldstable Proposed Updates [4:pu+tag=squeeze]
   + Removal Requests (stable) [rm+tag=wheezy]
   + Removal Requests (oldstable) [rm+tag=squeeze]
   + Removal Requests [6:rm]
   + Unblock Requests (moreinfo) [10:unblock+tag=moreinfo]
   + Unblock Requests (confirmed) [9:unblock+tag=confirmed]
   + Unblock Requests [8:unblock]
   + BinNMU Requests [binnmu]
   + Transition Tracking Bugs [transition]
   + Britney (testing migration scripts) [britney]
   + Tools (release team tools) [tools]
   + Uncategorized []

usercategory normal
 * status
 * release.debian.org.tasks
 * severity

usercategory old
 * status
 * severity
 * classification