Update README to 0.9.0 specs
Merge pull request #272 from harveyfeng/readme

Update README to 0.9.0 specs
Fix issue with reading tests from TEST_FILE in TestSharkCliDriver
Merge pull request #274 from WANdisco/wdd-master-commit

Fix issue with reading tests from TEST_FILE in TestSharkCliDriver
CG (Row/OI) & Example for SelectOperator
integrated expr cg with shark
fix couple of small bugs of corner cases
fix bugs of condition branch
update the repo for accessiable from CN
fix bunch of small bugs