Adding a ReplTutorial and an integration test for the REPL
Minor cleanup
Now verifying that the tutorial actually succeeds.
Cleaned up the docs
Refactoring so that both the scald-repl.sh and test_tutorials.sh can avail of resetting the stty
Refactoring to ensure that REPL also works with Scala 2.10.
Add constructors to ValuePipe
Clarified comment about exit code
Merge remote-tracking branch 'upstream/develop' into develop
Properly close tuple iterator in test framework.
Addressing Ian's comments on PR
Merge pull request #893 from twitter/oscar-valuepipe

Add constructors to ValuePipe
Merge pull request #896 from daisyzhou/develop

Properly close tuple iterator in test framework.
Merge pull request #890 from sriramkrishnan/develop

Adding a test for the scalding repl