better logging and perf tests
make splits contain all data blocks starting in the same HDFS block
add missing license headers
rename RecordConsumerWrapper
Merge branch 'master' of github.com:julienledem/redelm into better_InputFormat_logs

Conflicts:
	redelm-pig/src/main/java/redelm/hadoop/RedelmRecordReader.java
Merge pull request #18 from julienledem/better_InputFormat_logs

Better input format logs and one split per hdfs block