0.2.1 (17-03-2012)
Added limit=0, mimicking no-forking.
Ruby 1.9?
0.2.0 (11-02-2012)
Block by default.
Added option noblock.
Added ThreadLimiter.open.
Added ThreadLimiter#wait.
Removed default limit.
Removed default number_of_clusters.
Fixed limit=-1 when calling several methods.
Worked around a Ruby bug in Thread.fork(*args, &block).
0.1.2 (06-10-2008)
Introduced ThreadLimiter.handle_clusters, which is reused by ForkAndReturn.
0.1.1 (27-07-2008)
Fixed the clustering of empty enumerables.
Reduced the overhead of the clustering.
0.1.0 (13-07-2008)
First release.