Allow selecting courses on event exports.
Refactor daily course enrollment
Merge pull request #25 from edx/gabe/refactor-enrollments

Refactor daily course enrollment
fixup! Allow selecting courses on event exports.
Merge pull request #42 from edx/select-exported-courses

Allow selecting courses on event exports.
Support exporting events based on time received
Merge pull request #45 from edx/gabe/export-mobile-events

Support exporting events based on time received
Ensure mobile events are exported
Merge pull request #46 from edx/gabe/export-mobile-source

Ensure mobile events are exported
Fix flaky acceptance test
Merge pull request #48 from edx/gabe/fix-flaky-test

Fix flaky acceptance test
Update acceptance test for database exporter
Merge pull request #49 from rocha/update-exporter-acceptance-test

Update acceptance test for database exporter