Bug fix in arguments checking
Merge branch 'master' of git://github.com/CeON/CoAnSys
Merge branch 'master' of git://github.com/CeON/CoAnSys
Merge branch 'master' of git://github.com/CeON/CoAnSys
Added pig UDFs moved from coansys-io, removed dependency of coansys-io
Corrected license info
Merge pull request #152 from acz-icm/master

UDFs moved from coansys-io