Merge pull request #3 from lvv/master

P2b
Merge pull request #4 from lvv/master

P3
Merge pull request #5 from lvv/master

P3 update
Merge pull request #6 from lvv/master

P3 update-2
Merge pull request #7 from lvv/master

P4a - test_throughput_speed
Merge pull request #8 from lvv/master

P4b
-- makefile  typo fix
Merge branch 'master' of https://github.com/trec-kba/streamcorpus-filter
in streamcorpus branch v0.3.0-dev was merged to master