modified:   DPflume-de-duplicate/deduplicate.conf
	modified:   DPflume-de-duplicate/src/main/java/com/dianping/duplicate/DuplicateChecker.java
	modified:   DPflume-de-duplicate/src/main/java/com/dianping/duplicate/HDFSOperater.java
	modified:   DPflume-de-duplicate/src/main/java/com/dianping/duplicate/alarm/AlarmOperator.java
	modified:   DPflume-de-duplicate/src/main/java/com/dianping/duplicate/configurate/BasicConfigurationConstants.java
	modified:   DPflume-de-duplicate/src/main/java/core-site.xml
	modified:   DPflume-de-duplicate/src/test/java/com/dianping/duplicate/TestDuplicateChecker.java
	modified:   DPflume-de-duplicate/src/test/java/com/dianping/duplicate/TestHDFSOpeartor.java
	deleted:    DPflume-de-duplicate/src/main/java/hdfs-site.xml

1. add HDFS access security using kerbores.
2. fix some bug in functions "handleTmpFile() and "cleanUpStaleFile()".
3. fix some bug in dealing with startHourStr reloading.
4. fix some bug in deleteing operation of HDFS.
5. fix some bug in exception process.
delete hdfs-site.xml
Merge branch 'cosmos-flume-1.3.1' of ssh://github.com/cltlfcjin/flume into cosmos-flume-1.3.1