control reduce task number
Merge pull request #250 from pdendek/master

Protocol Buffers for Python, Old changes in configuration of doc-sim
Fixed parameters name in statistics generator workflow
Fixed error in logical evaluator
Merge branch 'master' of git://github.com/CeON/CoAnSys
Merge pull request #251 from acz-icm/master

Changes needed in statistics generator
Merge pull request #252 from matfed/master

control reduce task number
Merge branch 'master' of git://github.com/CeON/CoAnSys
amendments to RakeExtractor; field joiner for OAP-tests