From: Mikko Rasa <tdb@tdb.fi>
Date: Wed, 10 Jul 2013 17:04:26 +0000 (+0300)
Subject: Fix block releasing logic
X-Git-Url: http://git.tdb.fi/?a=commitdiff_plain;h=13f72e25cd6cb68d7fa0c0ab798616a148c39e43;hp=13f72e25cd6cb68d7fa0c0ab798616a148c39e43;p=r2c2.git

Fix block releasing logic

The previous attempt didn't release any blocks if the last vehicle was
still behind the last active sensor, which is almost always the case.  And
if it did manage to release anything, it would have released too much.
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