Deprecate BasicDoFn
fixed the failing acceptance tests
disallowed checkpoints for sinks which cannot be used as sources. fixes #237
fixed the cluster execution mode for examples
fixed the failing unit test
fixed the failing acceptance tests
added an example for this commit f338093: checking output text files all the time
temporarily deactivated the fix for the local cache
Revert "temporarily deactivated the fix for the local cache", after the specs2 fix

This reverts commit 93a4ab0eae8e08fe92267f604fe27d4fb29ee809.
using fixtures for HadoopContexts
using the local cache files when possible
fixed the configuration settings when using the local mode in the REPL. fixes #173
fixed the failing unit test
adding the debug logs to try to find the Travis failures
restricted the Travis build
added an AvroKeyOutputFormat for GenericRecords. fixes #235
fixed the input format for generic avro records
fixed the cluster mode
added some comments and documentation for #235
#199: FileUtil.copy in mixed S3/HDFS.