Merge pull request #43 from buske/master

Incorporated patient-network update for automated dispatch of Exomiser
[misc] Fixed typos
[misc] Fixed missing XML-escaping
Issue #38: Login page requests resources for which login is required
Fixed
Simplified gene scoring to show average of exomiser 2 scores, making Issues #22 and #23 irrelevant. Fixed Issue #45 and Issue #46, and added corresponding regression tests.