0.03 30 September 2002
Removed "our" from $VERSION, should shave off some bytes in
memory usage, as found from testing with Benchmark::Thread::Size.
0.02 30 July 2002
Added mention of using "require" if you don't want to have the
"import" class method called. Suggestion of Rafael Garcia-Suarez.
Changed the class method names so that they are created directly
rather than imported into the UNIVERSAL namespace.
0.01 29 July 2002
First version of Thread::Use.