Add datestring format test
Make inventory datestrings ISO 8601 compliant
Add lead time JSDoc
Add facility mock, stub consumption
Implement LTC
Add settings tab
Namespace rules tests
Return NaN if date_receipt is unset
Split settings into sub-states, ref: #40
Resolve facility inventory in ctrl
Delint facility factory
Prefer function expressions

See: http://stackoverflow.com/q/336859
Delint inventory factory
Make lead time date handling more robust
Simplify resolves via inheritance

See:
https://github.com/angular-ui/ui-router/wiki/Nested-States-%26-Nested-Views#wiki-inherited-resolved-dependencies
Add per-facility product settings
Merge pull request #106 from tlvince/feature/inventory-rules

Further inventory rules iteration, see #40, #226
Passes tests locally