New version of HESK: 3.4.6

[Klemen]

Hesk 3.4.6 had just been released, fixing a potential security issue and a minor bug.

All Hesk users are encouraged to upgrade to the latest Hesk version.

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HOW TO UPDATE:
1. Log in to your HESK admin panel
2. Go to "Settings" and click the "Check for updates" link
3. See available update options


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==> Full Changelog
- security: fixed a reflected XSS, reported by TETS
- fix: invalid value in tickets sub-pages links