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Merge pull request #3 from mettienne/collection-restructure

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Merge branch 'master' of github.com:mettienne/meteor-invoice
add gln_number to items, use supervisord
add file
stop wirting pid
use gln instead of ean number
add confirm to edi sending, and search intervals.
add verification to methods and collection
add meteor user creation and disable client side creation, add forgot password and email password setup
add enroll files
move helpers to shared lib file to enable email sending to use the same set of helpers, fix email sending
add first and last navigation buttons, add conditional history preservation logic
sleep between supervisor reload and restart