SPARK-1154: Clean up app folders in worker nodes#288

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velvia wants to merge 11 commits intoapache:masterfrom

velvia:SPARK-1154-cleanup-app-folders

Commits on Apr 3, 2014

SPARK-1154: Add a periodic task to clean up app directories
Evan Chan
committed
Document the two new settings
Evan Chan
committed
Don't recompute current time with every new file
Evan Chan
committed
Add unit test for Utils.findOldestFiles()

Kelvin Chu
authored and
Evan Chan
committed
Fix a bug of Utils.findOldestFiles(). file.lastModified is returned in milliseconds.

Kelvin Chu
authored and
Evan Chan
committed
Change the name of findOldestFiles() to findOldFiles()

Kelvin Chu
authored and
Evan Chan
committed
Fixed a bug in Utils.findOldFiles() after merge.

Kelvin Chu
authored and
Evan Chan
committed
change the variable name to currentTimeMillis since it actually tracks in seconds

Kelvin Chu
authored and
Evan Chan
committed
CR from @andrewor14
Evan Chan
committed
CR from @pwendell - rename configs and add cleanup.enabled
Evan Chan
committed
CR from @aarondav - move config, clarify for standalone mode
Evan Chan
committed