Added subs tracking watchdog class that will monitor and synchronise states of the submissions
Changed status in queston to "SUBMITTED"
Moved SubsTrackingWatchdog to a different module
Completed watchdog logic
SDRF file will be created in the /unpacked directory
Changed the logic of export as MAGE-TAB parser deals with files in the same directory
Merge branch 'develop' of github.com:arrayexpress/annotare2 into exportSubmission_kolais