Give a better display command.
Merge pull request #785 from ljrittle/avro0-tutorial

Give a better display command.
Fixes recent bug introduced into VersionedKeyValSource
Put in proper fix for versioned key val source
Merge pull request #786 from twitter/feature/fix_versioned_kv_source_bug

Fixes recent bug introduced into VersionedKeyValSource
Remove duplicate documentation of options (which was out of date).
Remove vestigial hack.
Support scalding modules with --hdfs.
cascading and cascading-jdbc have different release cycles.
Merge pull request #789 from fs111/develop

cascading and cascading-jdbc have different release cycles.
Merge pull request #788 from ljrittle/module-support-with-hdfs-mode-in-scald.rb

Module support with hdfs mode in scald.rb
use latest bugfix release of cascading-jdbc-core by default
Merge pull request #791 from fs111/develop

use latest bugfix release of cascading-jdbc-core by default
flatten in cases where an empty nested array would confuse join.
Add KeyedListLike transformation
Merge pull request #796 from twitter/jco/794

Add KeyedListLike implicit transformation to TypedRichPipeEx
Merge pull request #795 from ljrittle/module-support-with-hdfs-mode-in-scald.rb

flatten in cases where an empty nested array would confuse join.
add javac options to build for java 6
Merge pull request #799 from twitter/buildforJava6

add javac options to build for java 6
Update --print-cp to include user-selected modules.
Add support for scalding-repl.
Use new features in scald-repl.sh.