removed obsolete files;
set PipeFactoryRegistry deprecated

solved 3 findbugs issues

config-files in the classpath, reads them and adds the corresponding
factory to the registry

removed deprecated method

renamed PipeFactory to PipeFactoryRegistry

CipherConfiguration encrypts, compresses a file and vice-versa
TokenizerConfiguration decrypts, decompresses and reads tokens from a
given file
updated pipe-factories.conf file