request #6023 - Days remaining off by one day in the Stand-Up View

Logic is, given a sprint that starts on monday and last for 10 days:
* On monday: 10 days to go
* On next monday: 5 days to go
* On last friday: 1 day to go
* After the date, it's over

Change-Id: Ifd93341f3bb5ed8331060dd5946b98cb8be31136
Merge commit 'refs/changes/07/1907/7' of http://gerrit.tuleap.net/tuleap into HEAD

* http://gerrit.tuleap.net/tuleap:
  request #6023 - Days remaining off by one day in the Stand-Up View

Change-Id: I426f20c4241ea9fd1769fda5eb6e4b0b7d0d45d9
This is Tuleap 6.10.99.23

Change-Id: I4d0dd0f0af686ebe84965aca8e5a7af89fbedc37