Additional fixes

[coveralls]

Pull Request Test Coverage Report for Build 1218279638

• 6 of 11 (54.55%) changed or added relevant lines in 2 files are covered.
• 34 unchanged lines in 22 files lost coverage.
• Overall coverage increased (+0.02%) to 15.912%

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Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
lib/importer/disease_ontology_mirror.rb	0	1	0.0%
app/controllers/variants_controller.rb	6	10	60.0%
<!--	Total:	6	11	54.55%	-->

Files with Coverage Reduction	New Missed Lines	%
app/controllers/genes_controller.rb	1	83.54%
app/models/comment.rb	1	63.64%
app/models/concerns/moderated.rb	1	74.24%
app/models/concerns/with_countable_enum.rb	1	90.0%
app/models/disease.rb	1	69.23%
app/models/drug.rb	1	56.25%
app/models/evidence_item.rb	1	81.63%
app/models/gene.rb	1	84.21%
app/models/notification.rb	1	62.5%
app/models/on_site_subscription.rb	1	40.0%
<!--	Total:	34		-->

Totals
Change from base Build 1195215385:	0.02%
Covered Lines:	2139
Relevant Lines:	13443

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💛 - Coveralls