Renamed PigBuffers classes to avoid misunderstanding
Keywords extraction - document text extraction moved to private method; some other changes in languages support
Merge branch 'master' of git://github.com/CeON/CoAnSys
Protobuf models moved from logs analysis to Models module
Adaptation of logs analysis to new model
Importing logs moved from Logs analysis to Importers
Merge pull request #98 from acz-icm/master

Importing logs in importers
Filtering custom logs while importing
BytesArray2SequenceFile moved from logs analysis to coansys commons
BytesArray2SequenceFile moved from logs analysis and importers to coansys commons
updated .gitignore
Language identification in keyword extraction
Merge branch 'master' of git://github.com/CeON/CoAnSys
Merge pull request #99 from acz-icm/master

BytesArray2SequenceFile, language identification, filtering logs
Removed unnecessary dependencies of importers module
Moved resources from logs analysis to importers
Merge branch 'master' of git://github.com/CeON/CoAnSys
Merge pull request #100 from acz-icm/master

Some cleanings in dependencies
Fixed errors in UDFs
Fixed types mismatch in NullableTupleSequenceFileStoreFunc
Merge branch 'master' of git://github.com/CeON/CoAnSys