add java dir and some tool
wrong
add dbutil and queue
test
Merge branch 'master' of https://github.com/phoenix747/data-porter

Conflicts:
	src/data_porters/core.clj
	src/data_porters/reader.clj
"test"
renew
add hdfs test
refresh writer.clj
add .gitignore
Merge branch 'writer-dev' into dev