adds a clean up job for deposit processing files, staged files/folders/depositFolders and keys
schedules clean up for a configurable time after ingest success
provides a unit test of clean up job, including staging area policy tests
add a place to pass the deposit's staging folder in deposit status map
adds key expiration methods for deposit status and job status
extraction of staging location from CDR METS file (amdSec for METS doc)
adds staging location to redis deposit field
detached test from AbstractJesqueIT
upgrades djatoka to 1.6 source compatible code
this will run on jvm 1.7
no use of sun libraries, instead uses javax ImageIO utilities
also fixed a severe warning (strange character in comment)
Merge pull request #147 from UNC-Libraries/djatoka-on-deposit

upgrades djatoka to 1.6 source compatible code
fixes after review
organized imports to remove warnings
added some clearer logging at INFO level for deposit jobs
removed build artifact from git
Merge pull request #145 from UNC-Libraries/clean-up

Clean up job
Merge branch 'bagit-resque' into resume-deposit

Conflicts:
	deposit/src/main/java/edu/unc/lib/deposit/work/DepositSupervisor.java
	deposit/src/main/java/edu/unc/lib/deposit/work/JobStatusFactory.java
	metadata/src/main/java/edu/unc/lib/dl/util/RedisWorkerConstants.java