Make Executor fields volatile since they're read from the thread pool.
Don't create the Executor until we have everything it needs.
mapWith, flatMapWith and filterWith
whitespace formatting
refactor mapWith, flatMapWith and filterWith to each use two parameter lists
rename remoteFetchWaitTime to fetchWaitTime, since it also includes time from local fetches
enable task metrics in local mode, add tests
Merge branch 'master' of https://github.com/mesos/spark into WithThing
refactored _With API and added foreachPartition
add a small wait to one task to make sure some task runtime really is non-zero
increase sleep time
deleted excess curly braces
Merge branch 'master' of https://github.com/mesos/spark into WithThing
More quickly call close in HadoopRDD.

This also refactors out the common "gotNext" iterator pattern into
a shared utility class.
Forgot equals.
Remove NextIterator.close default implementation.
Add NextIterator.closeIfNeeded.
Add a test for NextIterator.
Merge branch 'master' of https://github.com/mesos/spark into WithThing
Fix broken link to YARN documentation.