Merge pull request #79 from acz-icm/master

Generating document ids (UUID) from metadata
Merge branch 'master' of git://github.com/CeON/CoAnSys
Merge pull request #80 from acz-icm/master

Change of protocol buffers schema
Re-added <scm> tag.
(Almost) universal converter from protocol buffer to pig
Copyright info
Copyright info
Merge branch 'master' of git://github.com/CeON/CoAnSys