2017-03-17 Maintenance release 1.5.1

The 1.5.1 release of Summar.io adds numerous improvements for the security, stability and performance of the application. Besides these improvements, several bugs have been fixed.

Improvements:

• The security-level of Summar.io was enhanced further.

Bug fixes:

• The Apps menu can now be opened in IE11 again;
• Solved a problem in the QTI player where multiple following questions were automatically answered after submitting one answer.
• Removal of a curriculum linked to a course no longer causes a problem;
• Fixed password reset not working in certain occasions;
• Fixed a bug where no courses would be shown to a student who resides in multiple groups for the same curriculum.