Add sorted take optimizations
Address some review comments
Merge branch 'develop' into oscar-sortwithtake

Conflicts:
	scalding-core/src/main/scala/com/twitter/scalding/typed/KeyedList.scala
Style changes from scalariform
Step 1 on a bufferedTake monoid for unsorted cases
Merge branch 'release/0.11.2'
Option to select the fields for output in TSV

Adding the option to select the fields for output in TSV
Fix join.mapGroup issue
also fix the issue for regular groups
Merge pull request #1038 from twitter/fixJoinMapGroup

Fix join.mapGroup issue
Add some instances from Algebird
Merge pull request #1039 from twitter/execution-monad-instance

Add some instances from Algebird
Respects -Dmapred.job.name when passed in on the command line
Merge pull request #1045 from daveFNbuck/mapred_job_name

Respects -Dmapred.job.name when passed in on the command line
Disable Cascading update check.
Remove disable in Job.
Merge pull request #1048 from twitter/klin_disable_cascading_update

Disable Cascading update check.
Add support for push down filters in parquet
Convert to use of withFilter instead of extra constructor args
Cleanup the diff