Fixes for 'attempts' counting#2

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ruiwen wants to merge 11 commits intokapilt:masterfrom

Commits on Apr 24, 2014

Add abort() method for jobs that should be intentionally skipped
ruiwen
committed

Commits on Jul 30, 2014

Commits on Jul 31, 2014

Add and handle periodic jobs
flashmt
committed

Commits on Aug 4, 2014

Check for dupe before inserting new job to collection
flashmt
committed

Commits on Aug 14, 2014

Check duplicates with only unattempted jobs
flashmt
committed

Commits on Aug 17, 2014

fix(setup) version bump to 0.7.3
ruiwen
committed